These Lava Cake Cookies are an over-the-top treat with a gooey, lava hot fudge center, easy to make in under an hour! No chilling is required! I’ve included options for regular cookies that are perfect all on their own or bakery-sized cookies that are great for topping with a scoop of ice cream and fresh berries!
Unveiling the Ultimate Molten Lava Cake Cookies: A Crumbl Copycat Masterpiece
Prepare to experience dessert perfection with these incredible Molten Lava Cake Cookies! If you’re a fan of rich, decadent chocolate and that irresistible gooey center, then this recipe is about to become your new favorite. Inspired by the popular Crumbl bakery’s molten creations, our homemade version takes convenience and flavor to a whole new level. Forget complicated baking processes; this recipe delivers a truly over-the-top treat with a luscious, lava-like hot fudge core, all crafted from scratch in under an hour.
Unlike many cookie recipes that demand extensive chilling, our Lava Cake Cookies are designed for immediate gratification. That means less waiting and more indulging! We’ve meticulously developed this recipe to guide you through each step with simple, straightforward instructions, ensuring baking success for everyone, regardless of their experience level. The result is a batch of warm, tender chocolate cookies, each hiding a surprise: a warm, flowing hot fudge filling that spills out with every bite, creating an unforgettable dessert experience. Whether enjoyed plain or elevated with a scoop of creamy vanilla ice cream and a sprinkle of fresh berries, these cookies are pure bliss.
What Exactly is a Molten Lava Cookie?
A Molten Lava Cookie is a gourmet-style dessert that brilliantly combines the comforting texture of a perfectly baked cookie with the luxurious indulgence of a classic molten lava cake. At its heart, it features a rich chocolate cookie dough, often infused with extra chocolatey goodness. The secret to its “lava” effect lies within its core: a generous dollop of hot fudge sauce. As the cookie bakes in the oven, the exterior sets into a tender, chewy chocolate shell, while the hot fudge filling heats up and transforms into a warm, wonderfully gooey, and slightly molten consistency. When you break open one of these cookies, the fudgy center oozes out, mimicking the volcanic flow of lava – hence the name! This delightful surprise makes every bite a truly decadent and exciting experience, perfect for impressing guests or simply treating yourself to something extraordinary.
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Recipe Snapshot: What to Expect
Curious about the culinary journey these Molten Lava Cake Cookies will take you on? Here’s a quick rundown of what makes this recipe a standout, based on our own detailed testing:
Taste: A deep, intensely satisfying chocolate flavor that is rich and incredibly indulgent, perfectly balanced to prevent it from being overly sweet. Each bite is a symphony of cocoa notes, enhanced by the molten fudge center.
Texture: Expect a truly delightful contrast – a tender, slightly chewy cookie exterior that encases a gloriously gooey, warm, and melty hot fudge center. The combination is pure textural heaven that melts in your mouth.
Ease: We rate this recipe a 4/10 on the ease scale, making it surprisingly achievable for home bakers. While there’s a specific technique for sealing the filling, the step-by-step instructions ensure a smooth process. No expert skills are required!
Pros: These are not just cookies; they are a gourmet-style dessert experience, yet they come together in under an hour. The fact that no chilling is required means you can enjoy these decadent treats much faster. They are unequivocally best enjoyed warm, especially when crowned with a generous scoop of vanilla ice cream.
Cons: The main challenge lies in properly sealing the dough around the hot fudge center. If not sealed thoroughly, the delicious filling can unfortunately leak out during baking, diminishing the “lava” effect. But don’t worry, we provide clear tips to help you master this crucial step!
Would I Make This Again? Absolutely, yes! This recipe is a must-try for any chocolate lover seeking a truly decadent, crowd-pleasing dessert that feels special without being overly complex to prepare. It’s perfect for special occasions or simply elevating an ordinary evening.
Essential Ingredients for Your Lava Cake Cookies
Crafting these sensational Molten Lava Cake Cookies requires a careful selection of pantry staples, elevated by a few key additions that ensure their signature rich flavor and moist texture. This Crumbl Molten Lava Cookies copycat recipe ingeniously combines ordinary baking essentials with instant pudding mix, powdered milk, and a high-quality hot fudge sauce to create cookies that are truly extraordinary. Here’s a detailed look at what you’ll need and why each ingredient plays a crucial role:
- All-Purpose Flour: The foundational dry ingredient, providing the structure for our tender cookies. Accurate measurement is key for the perfect texture.
- Unsweetened Cocoa Powder: Delivers that deep, intense chocolate flavor that is characteristic of a truly decadent lava cake. Choose a good quality cocoa for the best results.
- Instant Chocolate Fudge Pudding Mix: This is a secret weapon! It contributes not only to the rich chocolate fudge flavor but also adds incredible moisture and tenderness to the cookie dough, preventing them from drying out and enhancing the overall texture. Ensure it’s instant, not cook-and-serve.
- Powdered Milk: While optional for structure, powdered milk significantly enhances the depth of flavor in the cookies, giving them a more profound, almost caramel-like richness. It’s a small addition that makes a big difference.
- Salt: A fundamental ingredient in all baking, salt balances the sweetness and intensifies the chocolate notes, making the flavors truly pop.
- Baking Soda: Our leavening agent, which reacts with the acidic cocoa powder to help the cookies rise slightly and achieve a tender crumb.
- Granulated Sugar: Provides sweetness and contributes to the golden-brown edges and overall texture of the cookies. You can experiment with brown sugar for a slightly chewier cookie.
- Salted Butter: Softened salted butter adds richness, flavor, and helps create a tender crumb. If using unsalted butter, remember to add an extra ¼ teaspoon of salt to the dough.
- Large Egg & Large Egg Yolk: The large egg provides structure and moisture, while the extra egg yolk adds richness, tenderness, and a chewier texture to the cookies, mimicking a bakery-style chewiness. Ensure they are at room temperature for better incorporation.
- Whole Milk: Contributes to the soft and tender crumb of the cookies, enriching the flavor profile. Room temperature milk blends more smoothly.
- Pure Vanilla Extract: A classic flavor enhancer that complements and deepens the chocolate notes. Use a good quality pure vanilla extract for the best aroma and taste.
- Hot Fudge Sauce: This is the star of the show for the molten center! The quality and consistency are vital. We highly recommend using a thick hot fudge sauce like Smucker’s or Mrs. Richardson’s, ensuring it’s unheated and thick for optimal results. A thick sauce is less likely to leak during baking and will achieve that perfect molten consistency.
- Powdered Sugar: For dusting the warm cookies, adding a beautiful finish and a delicate touch of sweetness.
For an even more personalized touch, consider making your homemade hot fudge sauce to use as the molten filling. If you opt for homemade, be sure to allow it to cool completely and thicken before incorporating it into the cookie dough to maintain the cookie’s structure and prevent any issues during assembly and baking.
Creative Substitutions & Exciting Variations
One of the joys of baking is the freedom to customize, and these Lava Cake Cookies are wonderfully adaptable. Here are some suggestions to tailor this recipe to your preferences or what you have on hand:
- Butter Choice: While salted butter is specified for its convenience and flavor, you can certainly use unsalted butter. Just be sure to compensate by adding an extra ¼ teaspoon of fine sea salt to your dry ingredients to maintain that perfect flavor balance.
- Sugar Alternatives: Granulated sugar gives these cookies a classic texture, mirroring traditional lava cakes. However, feel free to experiment with light brown sugar for a slightly chewier cookie and a hint of molasses flavor, or dark brown sugar for an even deeper, richer, and more moist result. Each will impart a subtle but distinct character to your cookies.
- Powdered Milk: This ingredient is a fantastic flavor enhancer, adding a subtle depth that makes a difference in the overall richness. If you don’t have it or prefer to omit it, the cookies will still be delicious, but you might notice a slight difference in the complexity of the chocolate flavor. It doesn’t affect the structure, so it’s purely a taste preference.
- Milk Type: Whole milk is recommended for its richness, contributing to a soft and tender crumb. However, if you only have 2% or even skim milk on hand, you can still use it. The difference in texture will be minimal, perhaps making the cookies slightly less rich but still equally enjoyable. Ensure any milk used is at room temperature.
- Customizing Cookie Size: This recipe is versatile enough to produce either standard-sized cookies (perfect for a casual treat) or impressive, bakery-sized cookies (ideal for sharing or as a show-stopping dessert). Adjust baking times accordingly – smaller cookies will bake faster, larger ones will need a few extra minutes.
- Exciting Topping Ideas: Beyond a simple dusting of powdered sugar, consider melting chocolate wafers to create an elegant chocolate drizzle. For serving, elevate the experience with extra hot fudge, a cloud of homemade whipped cream, a generous scoop of your favorite ice cream (vanilla, chocolate, or even mint chip!), or a sprinkle of flaky sea salt for a sophisticated touch.
- Adventurous Fillings: The molten center doesn’t have to be limited to hot fudge! Get creative with other delicious fillings:
- Chocolate Truffles: Insert a small, store-bought or homemade chocolate truffle for an ultra-luxurious surprise.
- Caramels: A soft caramel square (like Kraft Caramels) will melt into a gooey, sweet pool.
- Peppermint Patties: For a refreshing twist, especially around the holidays, a mini peppermint patty offers a cool, minty surprise.
- Peanut Butter Cups: A mini peanut butter cup provides a delightful sweet and salty contrast.
- Nutella: A teaspoon of Nutella offers a hazelnut-chocolate dream.
Just ensure your chosen filling is solid enough to be encased by the dough and will melt nicely when baked.
Step-by-Step: Crafting Your Perfect Lava Cake Cookies
Creating these divine Molten Lava Cake Cookies is an enjoyable process, and with our clear, detailed instructions, you’ll be pulling warm, gooey cookies from the oven in no time. Follow these steps carefully for the best results:
- Prepare Your Dry Ingredients: In a spacious medium bowl, combine your all-purpose flour, unsweetened cocoa powder, the full box of instant chocolate fudge pudding mix (ensure it’s the instant variety and not cook-and-serve, and don’t prepare it!), powdered milk, salt, and baking soda. Use a whisk to thoroughly blend these ingredients, ensuring there are no lumps and everything is evenly distributed. This step prevents overmixing later on. Set this bowl aside for now.
2. Cream Butter and Sugar: In the bowl of a stand mixer fitted with a paddle attachment (or using a large bowl and an electric hand mixer), add the granulated sugar and softened salted butter. Beat these together on medium speed for about 1-2 minutes, or until the mixture becomes light, fluffy, and pale in color. This creaming process incorporates air, which is crucial for a tender cookie texture.
3. Incorporate Wet Ingredients: Crack in the large egg and continue beating until it is fully incorporated into the butter mixture, scraping down the sides of the bowl as needed. Next, add the additional large egg yolk, whole milk, and pure vanilla extract. Mix on low speed just until these wet ingredients are combined. Be careful not to overmix at this stage; you want everything just blended.
4. Combine Wet and Dry: Gradually add the dry ingredients to the wet mixture in two stages. First, add about half of the dry ingredients and mix on low speed until they are just incorporated and no streaks of flour remain. Then, add the remaining dry ingredients and continue mixing until the dough is thoroughly combined, again, taking care not to overmix. Overmixing can lead to tough cookies.
5. Portion the Dough: Using a #24 cookie scoop (which typically yields 2-ounce portions), scoop out your chocolate cookie dough. Aim for 16 equal portions if making regular-sized cookies. Consistency in size is important for even baking.
6. Shape the Dough for Filling: Take each portion of cookie dough and gently flatten it into a disc in the palm of your hand. Then, carefully press the edges upwards to form a shallow bowl shape. This well will hold your delicious hot fudge filling.
7. Add the Hot Fudge Filling: Spoon a heaping teaspoon of thick, unheated hot fudge sauce (about 0.2 ounces) into the center of each dough bowl. If you’re opting for larger, bakery-sized cookies (using 4-ounce portions of dough), you’ll want to use a heaping tablespoon of hot fudge. Remember, the hot fudge should be thick and at room temperature; do not heat it before adding it to the dough.
8. Seal the Dough: This is a critical step to ensure your lava center stays put! Gently bring the edges of the cookie dough up and over the hot fudge sauce, completely encasing it. Pinch the dough together firmly at the top to seal it completely. Once sealed, roll the dough ball between your palms to smooth out any seams and create a perfectly round, even sphere. This thorough sealing prevents leaks during baking.
9. Arrange for Baking: Preheat your oven to 350°F (175°C). Line a large baking sheet with parchment paper to prevent sticking and ensure easy cleanup. Place the sealed cookie dough balls onto the prepared baking sheet, ensuring the sealed side is facing down. Leave ample space between each cookie – about 2 inches for regular-sized cookies and 4 inches for larger ones – to allow for spreading during baking without merging into one giant cookie.
10. Bake to Perfection: Transfer the baking sheet to your preheated oven. Bake for approximately 8 to 10 minutes for regular-sized cookies, or 10 to 12 minutes for larger cookies. You’re looking for the edges to be just set and the tops to have a soft, matte appearance. It’s crucial to note that these cookies will appear slightly underdone in the center when they first come out of the oven – this is perfectly normal and desired! They will continue to set and firm up as they cool, ensuring that gooey lava center. Avoid overbaking, as this will result in a less molten interior. Cool the cookies on the baking pan for at least 15 minutes to allow them to set sufficiently before carefully transferring them to a wire rack to cool completely.
11. Final Touch: While your Lava Cake Cookies are still warm, lightly dust them with powdered sugar using a fine-mesh sieve. This adds a beautiful, elegant finish and a delicate kiss of sweetness that perfectly complements the rich chocolate. Serve warm for the ultimate molten experience!
Expert Tips for Molten Lava Cookie Success
Achieving bakery-quality Molten Lava Cake Cookies is easier than you think with a few insider tips. Pay attention to these details, and you’ll be rewarded with perfectly gooey, irresistible treats every time:
- Precision in Measuring Flour: This is arguably one of the most crucial steps for any cookie recipe. Adding too much flour is a common pitfall that can result in dry, crumbly, and tough cookies. We highly recommend using one of two easy methods for accuracy: either the “spoon and level” method (spoon flour into a measuring cup and level off with a straight edge) or, even better, using a kitchen scale to measure by weight. Learning how to measure flour correctly will elevate all your baking.
- Mastering the Dough Seal: The integrity of your lava center hinges on a proper seal. After spooning the hot fudge into the dough well, carefully bring the edges of the dough up and around the filling. Gently but firmly pinch the dough together to create a complete seal, ensuring there are no gaps. Then, gently roll the dough ball between the palms of your hands. This action further helps to smooth out the seams and reinforce the seal, minimizing any risk of the hot fudge leaking out during baking.
- Utilizing Two Baking Sheets: If your recipe calls for baking in batches and you only possess one 9×13-inch baking sheet (or similar standard size), it’s advisable to use two baking sheets. This allows one sheet to cool down completely before receiving the next batch of raw cookie dough. Placing dough on a hot baking sheet can cause the butter to melt prematurely, leading to excessive spreading and an altered cookie structure. Parchment paper also aids in uniform baking and easy removal.
- Optimal Spacing While Baking: Proper cookie spacing on the baking sheet is essential to prevent them from merging into one another as they expand. For standard-sized cookies, ensure there’s at least 2 inches of space between each dough ball. If you’re making larger, bakery-sized cookies, increase that space to about 4 inches. This guarantees even airflow around each cookie, promoting uniform baking and beautiful, distinct shapes.
- Understanding Doneness Cues: It’s natural for these cookies to appear slightly underdone in the center when you first remove them from the oven. Resist the urge to bake them longer! The residual heat from the baking sheet will continue to cook them as they cool, leading to that perfect tender exterior and molten interior. Look for the edges to be visibly set and the tops to have a matte, no longer glossy, appearance. They will be quite soft initially but will firm up to the ideal chewy texture as they cool on the pan.
- Room Temperature Ingredients: Always ensure your eggs, butter, and milk are at room temperature. This allows them to emulsify better, creating a smoother, more uniform dough and a more consistent final product.
Elevate Your Dessert: Serving Suggestions for Lava Cake Cookies
While these Lava Cake Cookies are undeniably delicious straight from the pan, serving them thoughtfully can transform them from a simple cookie into an unforgettable dessert experience. Here are some exquisite ways to present and enjoy your molten masterpieces:
Classic Enjoyment: The simplest way to savor these cookies is warm, right as they’ve had a few minutes to cool and firm up slightly. The warm, flowing hot fudge center is truly magical on its own. For a delicate finish, a light dusting of powdered sugar adds an elegant touch and a subtle hint of sweetness.
The Ultimate Dessert Experience: To truly unlock their full potential, serve these Lava Cake Cookies as a plated dessert. Place a single warm, bakery-sized cookie in a shallow bowl or on a small dessert plate. The warmth of the cookie will heighten all the rich chocolate flavors and ensure the hot fudge is perfectly molten.
- Fresh Berries: Arrange a vibrant medley of fresh blackberries, raspberries, or sliced strawberries around the cookie. The tartness and freshness of the berries provide a beautiful contrast to the cookie’s richness, cutting through the sweetness and adding a burst of natural flavor.
- Ice Cream Pairing: A generous scoop of premium vanilla ice cream is the quintessential accompaniment. The cold, creamy ice cream melting into the warm, gooey cookie creates a sensational hot-and-cold sensation that is utterly divine. If you’re a true chocoholic, a scoop of rich chocolate ice cream would double down on the indulgence!
- Whipped Cream: For a lighter, airy touch, crown your cookie with a heaping dollop of Homemade Whipped Cream. Its delicate sweetness and fluffy texture beautifully complement the dense cookie.
- Additional Sauces: Drizzle extra warm hot fudge sauce, caramel sauce, or even a raspberry coulis over the top for an extra layer of flavor and visual appeal.
- Crunch and Texture: Consider adding a sprinkle of chopped nuts (like pecans or walnuts), chocolate shavings, or even a few mini chocolate chips for added crunch and visual interest.
No matter how you choose to serve them, ensure they are still warm to experience that signature molten lava effect. These cookies are perfect for dinner parties, cozy nights in, or as a decadent treat to share (or not share!).
Storing Your Delicious Lava Cake Cookies for Freshness
While these cookies are undeniably at their peak when warm and freshly baked, you can absolutely store them to enjoy later. Proper storage ensures they retain their wonderful flavor and texture. Here’s how to keep your Molten Lava Cake Cookies fresh:
Room Temperature Storage:
The best way to store these cookies is in an airtight container at room temperature. Place them in a single layer if possible. If you need to stack them, use a sheet of parchment paper between layers to prevent them from sticking together, especially due to the soft centers. They will remain delicious for approximately 3 to 4 days. Beyond this timeframe, you might notice the cookies starting to dry out slightly, and the molten center may firm up more. To revive the gooey center, a quick reheat is recommended.
Refrigeration:
While not strictly necessary, if you live in a very warm climate or prefer your cookies chilled, you can store them in an airtight container in the refrigerator for up to a week. Be aware that the hot fudge center will become quite firm when cold. Allow them to come to room temperature or reheat gently before serving to restore the molten interior.
Freezing for Longer Shelf Life:
For longer-term storage, these cookies freeze beautifully! Once completely cooled, place the cookies in a single layer on a baking sheet and freeze for about an hour, or until solid. This “flash freezing” prevents them from sticking together. Transfer the frozen cookies to a freezer-safe airtight container or heavy-duty freezer bag, separated by parchment paper if stacking. They can be stored in the freezer for up to 2-3 months. To enjoy, simply thaw at room temperature and reheat as desired for that fresh-baked experience.
Frequently Asked Questions About Lava Cake Cookies
We’ve gathered some common questions about making and enjoying these delightful Molten Lava Cake Cookies to ensure your baking journey is as smooth and successful as possible.
Are Lava Cake Cookies Raw in the Center?
No, definitely not! This is a common misconception due to the “lava” effect. The gooey center in these cookies is not raw, undercooked batter or dough. Instead, it’s composed of hot fudge sauce that heats up and becomes wonderfully molten during the baking process. The cookie dough itself is fully baked, ensuring a safe and delicious treat. The term “lava” refers purely to the fluid, warm consistency of the chocolate fudge filling when the cookie is broken open.
What is the Ideal Baking Time for Lava Cake Cookies?
The baking time for your Lava Cake Cookies will depend primarily on their size and your oven’s specific calibration. For standard, regular-sized cookies (approximately 2 ounces each), you’ll typically bake them for about 8 to 10 minutes. If you’ve opted for the larger, bakery-sized cookies (around 4 ounces each), the baking time will extend slightly to 10 to 12 minutes. Always remember that oven temperatures can vary significantly, so it’s essential to pay attention to visual cues of doneness rather than relying solely on the clock. Look for the cookie edges to be just set and the tops to appear matte, not shiny. They should still look slightly soft in the center; they will continue to cook and firm up as they cool.
Can These Molten Lava Cake Cookies Be Prepared in Advance?
Absolutely! These cookies are great for making ahead, offering convenience for entertaining or meal prep. They keep wonderfully in an airtight container at room temperature for up to 3 to 4 days. While they remain delicious, for the absolute best taste and especially that signature molten texture, we recommend baking them no more than one day in advance. If you’re planning further ahead, consider freezing the baked cookies (as per the storage instructions above) or even preparing the dough balls with the fudge filling, freezing them, and baking them fresh when ready to serve!
What’s the Best Way to Reheat Lava Cake Cookies?
To revive that warm, gooey hot fudge center in your stored cookies, reheating is highly recommended. You have a couple of excellent options:
- Microwave Method: Place an individual cookie on a microwave-safe plate. Heat on high for 10-20 seconds. Start with 10 seconds and check; you want it just warm enough for the fudge to become molten without overcooking the cookie.
- Oven Method: For multiple cookies or a slightly crispier exterior, preheat your oven to 300°F (150°C). Place cookies on a baking sheet and heat for 5-7 minutes, or until warmed through and the fudge is gooey. This method can sometimes provide a slightly fresher taste and texture.
Be careful not to overheat, as this can dry out the cookie and cause the fudge to harden rather than remain molten.
Can I Freeze Lava Cake Cookie Dough?
Yes, absolutely! Freezing the cookie dough is a fantastic way to prepare these treats even further in advance. Once you’ve formed and sealed the dough balls with the hot fudge filling (Step 8), arrange them in a single layer on a parchment-lined baking sheet and flash freeze for about 30-60 minutes until firm. Then, transfer the frozen dough balls to a freezer-safe airtight container or heavy-duty freezer bag. They can be stored in the freezer for up to 2-3 months. When ready to bake, you can bake them directly from frozen. Just add an extra 2-4 minutes to the baking time (for regular-sized cookies, expect 10-14 minutes; for large, 12-16 minutes), watching for the matte top and set edges.
More Irresistible Chocolate Dessert Recipes:
- Frosted Chocolate Cookies – Discover the joy of rich, intensely chocolaty gourmet-style cookies, generously topped with a velvety smooth frosting. Perfect for any chocolate craving!
- Nana’s Devil’s Food Cake – Indulge in this tender, deeply rich dark chocolate bundt cake, a classic recipe that promises moistness and profound chocolate flavor in every bite.
- Crockpot Chocolate Cake – Experience the surprising ease and deliciousness of a scratch-made chocolate cake, slow-cooked to perfection in your crockpot, resulting in an incredibly moist and fudgy treat.
- Frosted Brownies – Bite into fudgy, decadent homemade brownies crowned with a thick layer of fluffy, dreamy chocolate frosting. A truly unbeatable classic dessert.
- Easy Chocolate Cheesecake – Savor the creamy, no-bake deliciousness of this simple chocolate cheesecake, set upon a delightful Oreo crust. A perfect make-ahead dessert for any occasion.
Molten Lava Cake Cookies
Rebecca Hubbell
Dessert
American
15
10
30
55
Ingredients
- 1¾ cups all-purpose flour 232g
- ½ cup unsweetened cocoa powder 50g
- 1 (3.4oz) box instant chocolate fudge pudding mix 110g, unprepared
- 2 tablespoons powdered milk 10g
- ½ teaspoon salt
- ¼ teaspoon baking soda
- 1 cup granulated sugar 220g
- ½ cup salted butter softened, 113g
- 1 large egg room temperature
- 1 additional large egg yolk room temperature
- 2 ounces whole milk room temperature
- 1½ teaspoons pure vanilla extract
- ½ cup hot fudge sauce
- powdered sugar for dusting
Instructions
Cookies
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Preheat the oven to 350°F (175°C) and line a large baking sheet with parchment paper. Set aside. If you only have a 9×13-inch baking sheet, you’ll want to use two baking sheets for two batches to prevent overcrowding and ensure even baking.
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In a medium bowl, whisk together 1¾ cups all-purpose flour, ½ cup unsweetened cocoa powder, 1 (3.4oz) box instant chocolate fudge pudding mix, 2 tablespoons powdered milk, ½ teaspoon salt, and ¼ teaspoon baking soda. Ensure ingredients are well combined. Set aside.
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In a large bowl of a stand mixer fitted with a paddle attachment (or using an electric hand mixer), cream together 1 cup granulated sugar and ½ cup softened salted butter for about 1 minute until light and fluffy.
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Add in 1 large egg and beat until fully combined. Then, beat in the 1 additional large egg yolk, 2 ounces whole milk, and 1½ teaspoons pure vanilla extract. Mix just until all wet ingredients are combined, scraping down the bowl as needed.
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Gradually add half of the dry ingredients to the wet mixture, mixing on low speed until just incorporated. Then, add the remaining dry ingredients and continue mixing until the dough is thoroughly combined, being careful not to overmix.
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Scoop the dough with a #24 cookie scoop into 16 equal 2-ounce portions. Gently flatten each portion into a disc and shape into a shallow bowl in your hand. Place a heaping teaspoon of the ½ cup hot fudge sauce (about 0.2 ounces) in the well. For larger cookies, use 4-ounce portions of dough with a heaping tablespoon of hot fudge. Do not heat the hot fudge beforehand.
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Carefully fold and work the cookie dough up and around the sides and top of the hot fudge sauce, fully encasing it. Pat and pinch the dough firmly to seal, then roll gently between your palms to form a smooth ball. This step is crucial for preventing leaks.
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Place the sealed cookie dough balls onto the parchment-lined baking sheet, with the sealed side down. Ensure at least 2 inches of space between regular cookies, or 4 inches for large cookies, to allow for proper spreading.
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Bake for 8 to 10 minutes for regular-sized cookies or 10 to 12 minutes for large cookies, until the edges are just set and the top has a matte appearance. The cookies will still look slightly underdone in the center; this is normal as they will continue to set as they cool, retaining their molten core.
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Allow the cookies to cool on the baking pan for at least 15 minutes. This is important for them to set properly, as they are very soft directly out of the oven. Then, carefully transfer them to a wire rack using a spatula to cool completely.
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Dust generously with powdered sugar while the cookies are still warm for a beautiful presentation and added touch of sweetness.
Notes
- For detailed step-by-step photos illustrating the preparation of these cookies, please refer to the main blog post above.
- For the best molten center, use a thick hot fudge sauce such as Smucker’s or Mrs. Richardson’s. Ensure it is unheated before adding it to the cookie dough.
- If chocolate fudge pudding mix is unavailable, regular instant chocolate pudding mix can be used as a substitute. Absolutely do NOT use cook-and-serve pudding or pre-made pudding; only instant pudding mix is suitable for this recipe.
- Storage Instructions: These cookies are best stored in an airtight container at room temperature. They can be enjoyed for up to 3 to 4 days. After this period, the cookies may begin to dry out slightly. For longer storage, see our detailed section on freezing.
Nutrition Information (per cookie)
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