As I sifted through my pantry one chilly evening, a little bag of mini marshmallows caught my eye, beckoning me to create something magical. That’s how these fudgy Chocolate Marshmallow Cookies were born—a delightful combination of rich chocolate and gooey marshmallows that’s incredibly easy to whip up. In just half an hour, you can savor these sweet creations that are perfect for any occasion, whether it’s a cozy night in or a festive gathering. With their brownie-like texture and a chewy bite, these cookies are not only a crowd-pleaser but also a guilt-free indulgence free of complicated gadgets or long prep times. What fun twist will you add to your batch? Let’s dive in!

Why You’ll Love Chocolate Marshmallow Cookies
Simplicity: Just a few basic ingredients come together effortlessly, creating cookies that feel gourmet but are incredibly easy for anyone to make.
Chewy, Fudgy Texture: These cookies deliver an irresistible chewiness that’ll remind you of your favorite brownies, making each bite a delightful experience.
Gooey Surprises: Whole mini marshmallows melt beautifully during baking, resulting in pockets of gooey goodness that add a fun twist to classic chocolate cookies.
Quick & Easy: In just 30 minutes, you can have a batch of warm, delicious cookies that are perfect for last-minute gatherings or cozy nights at home.
Versatile Variations: Experiment with different mix-ins, like dark chocolate chunks or nuts, to customize these cookies for your taste. If you love creative baking, consider pairing them with a glass of milk or a hot chocolate—true bliss!
Whether it’s summer barbecues or festive holiday gatherings, these cookies are sure to be a hit. So why not also try out our Chocolate Hazelnut Crunch for another delightful treat?
Chocolate Marshmallow Cookies Ingredients
• Get ready to create deliciousness!
For the Cookies
- Unsalted Butter – Adds richness and moisture to cookies; can substitute with salted butter, but reduce added salt.
- Plain Flour – Provides structure and stability; all-purpose flour works beautifully.
- Dutch Processed Cocoa Powder – Delivers a deep chocolate flavor; unsweetened cocoa powder can be used as a substitute.
- Baking Soda – Acts as a leavening agent, giving the cookies a slight lift; baking powder can be used, but use three times the amount.
- Salt – Enhances flavor; omit if using salted butter.
- Light Brown Sugar – Contributes to chewiness and caramel notes; dark brown sugar can replace it for a richer flavor.
- White Granulated Sugar – Adds sweetness and crisp edges; keep as is for best results.
- Large Egg – Binds the ingredients and adds moisture; use room temperature for easier incorporation.
- Vanilla Extract – Enhances the chocolate flavor; optional but highly recommended!
- Mini Marshmallows – Provide gooey texture and sweetness; can substitute larger marshmallows cut into small pieces.
- Demerara Sugar (optional) – Sprinkle on top for extra sweetness and crunch.
With these straightforward ingredients, get ready to mix, bake, and enjoy your delightful batch of Chocolate Marshmallow Cookies!
Step‑by‑Step Instructions for Chocolate Marshmallow Cookies
Step 1: Preheat and Prepare
Begin by preheating your oven to 350°F (175°C). While it warms up, line your baking sheets with parchment paper, ensuring they are ready for your delicious chocolate marshmallow cookies. This will prevent sticking and make cleanup easy.
Step 2: Mix the Dry Ingredients
In a medium mixing bowl, whisk together the plain flour, Dutch processed cocoa powder, baking soda, and salt until the mixture is lump-free and well combined. This process ensures an even distribution of ingredients, which is essential for achieving that perfect brownie-like texture in your cookies.
Step 3: Combine the Wet Ingredients
In a separate large bowl, melt the unsalted butter and let it cool slightly. Then, stir in the light brown sugar, white granulated sugar, large egg, and vanilla extract until the mixture is smooth and glossy. This blend of wet ingredients will add moisture and richness, enhancing the flavor of your chocolate marshmallow cookies.
Step 4: Create the Cookie Dough
Gradually add the dry ingredient mixture to the wet ingredients, stirring gently until combined into a soft dough. Be careful not to overmix, as this can affect the texture. Your chocolate marshmallow cookie dough should be thick and fudgy, promising a delightful chewiness in every bite.
Step 5: Fold in the Marshmallows
Using a spatula, carefully fold in the mini marshmallows until they are evenly distributed throughout the dough. This step ensures that each chocolate marshmallow cookie will have those irresistible gooey pockets of marshmallow that melt beautifully during baking.
Step 6: Scoop and Shape
Using a cookie scoop or tablespoon, scoop the dough onto the prepared baking sheets, spacing them about 2 inches apart to allow for spreading. If desired, sprinkle a little demerara sugar on top of each scoop for added crunch and sweetness. These steps will help create that dreamy texture you crave.
Step 7: Bake the Cookies
Place the baking sheets in the preheated oven and bake the chocolate marshmallow cookies for 8-10 minutes. You’ll know they’re done when the edges are set, but the centers still have that soft, underbaked appearance—just the way we like them!
Step 8: Cool Before Enjoying
Once baked, remove the cookies from the oven and let them cool on the baking sheets for 10-15 minutes. This resting period allows them to firm up without falling apart. After that, transfer them to a wire rack to cool completely, unveiling those deliciously gooey marshmallows inside.

What to Serve with Fudgy Chocolate Marshmallow Cookies
Indulging in these fudgy delights opens up a world of delicious pairings that will elevate your dessert experience.
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Creamy Vanilla Ice Cream: The cool creaminess contrasts beautifully with the warm, chewy texture of the cookies, creating a harmonious blend of flavors.
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Rich Hot Chocolate: A cozy cup of hot chocolate will enhance the chocolate notes of your cookies. Add a few marshmallows on top for extra fun!
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Fresh Strawberries: The sweetness and juiciness of strawberries provide a refreshing contrast to the rich cookie, adding a burst of freshness with each bite.
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Whipped Cream: A dollop of fluffy whipped cream on top adds a light and airy quality to the cookie’s dense texture, making each morsel a treat.
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Chocolate Milk: An all-time favorite! Pair your cookies with chocolate milk to double down on chocolate goodness—perfect for kids and adults alike.
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Nutty Trail Mix: Serve a side of nutty trail mix to add a crunchy texture juxtaposed against the softness of the cookies. It makes for an energizing snack!
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Salted Caramel Sauce: Drizzling salted caramel over your cookie creates a sweet and salty symphony that’s utterly indulgent.
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Coffee: A hot cup of coffee enhances the chocolate flavor while providing a cozy warmth—an excellent companion for your cookies.
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Cheesecake Dip: A creamy cheesecake dip will provide a delightful contrast to the texture of your cookies while enhancing their chocolatey richness.
These pairings are sure to elevate your dessert experience, creating a cozy gathering or a moment of indulgence just for you!
Chocolate Marshmallow Cookies Variations & Substitutions
Feel free to get creative and tailor these cookies to your taste buds!
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Dark Chocolate Swap: Substitute dark chocolate chips or chunks for an extra-rich flavor that’ll satisfy any chocolate lover.
Imagine each bite delivering a deeper chocolaty punch! -
Gluten-Free Option: Use gluten-free flour as a one-to-one substitute for a tasty variation without sacrificing flavor.
No one will even notice—it’ll be our little secret! -
Nutty Twist: Consider folding in chopped nuts like walnuts or pecans for a delightful crunch and heartiness in every bite.
This adds a satisfying layer of texture that beautifully complements the gooey marshmallow. -
Coconut Delight: Mix in shredded coconut for a tropical flair—think of it as a miniature vacation for your taste buds!
The added sweetness pairs perfectly with the chocolate and marshmallow gooeyness. -
Spicy Kick: For those who enjoy a little heat, add a touch of cayenne pepper or cinnamon to the dough.
It creates a delightful contrast and a fun surprise, warming you from the inside out! -
Extra Vanilla: Boost the flavors even more by doubling the vanilla extract for a more aromatic experience.
Trust me, the fragrance will fill your kitchen with warmth and joy. -
Mallow Madness: Adjust the quantity of mini marshmallows for your preferred level of gooeyness—go crazy if you dare!
More marshmallows mean those delightful melty surprises in every cookie. -
Chocolate Swirls: Create a marbled effect by folding melted chocolate into the dough before baking for an eye-catching finish.
This elevates your cookies not only in flavor but also in appearance; they’re as beautiful as they are delicious.
Once you’re finished experimenting with your chocolate marshmallow cookies, consider treating yourself to some equally delightful desserts like our Cannoli Cookies Homemade or Chocolate Hazelnut Crunch. Enjoy baking!
Expert Tips for Chocolate Marshmallow Cookies
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Weigh Ingredients: Precision is key! Weigh flour and cocoa powder for consistent results; this ensures your cookies have the perfect texture every time.
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Cooling Matters: Allow cookies to cool completely on the baking sheets to prevent them from breaking when transferring. Patience here pays off!
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Marshmallow Size Caution: If using larger marshmallows, remember they may melt more than mini ones, altering the delightful gooey texture of your chocolate marshmallow cookies.
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Shape While Hot: For perfectly rounded cookies, gently use a cookie cutter to shape them immediately after baking, before they cool. It’s a little trick that makes a big difference!
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Experiment with Add-Ins: Feel free to customize flavors by adding dark chocolate chunks or nuts. The variations can elevate your chocolate marshmallow cookie experience!
Make Ahead Options
These Chocolate Marshmallow Cookies are perfect for busy home cooks who love to meal prep! You can prepare the cookie dough up to 3 days in advance by mixing all the ingredients and storing it in an airtight container in the refrigerator. To maintain their quality and prevent the marshmallows from becoming too gooey, make sure to keep the dough covered tightly. When you’re ready to bake, simply scoop the cold dough onto lined baking sheets and bake as directed, adding an extra minute or two to the baking time if the dough is chilled. This method means you can enjoy fresh cookies at a moment’s notice without the hassle of starting from scratch!
How to Store and Freeze Chocolate Marshmallow Cookies
Room Temperature: Store cooled cookies in an airtight container for up to 4-5 days to maintain their chewy texture and flavor.
Fridge: If you prefer, refrigerate the cookies for up to a week; just remember to let them come to room temperature before enjoying.
Freezer: To freeze, wrap unbaked cookie dough balls in plastic wrap and then place them in a freezer-safe bag for up to 3 months. Bake from frozen, adding a couple of extra minutes to your baking time.
Reheating: To revive cookies, warm them in the microwave for 10-15 seconds. This brings back their soft, gooey goodness, making every bite of your chocolate marshmallow cookies delightful again!

Chocolate Marshmallow Cookies Recipe FAQs
What kind of butter should I use for the cookies?
For these chocolate marshmallow cookies, I recommend using unsalted butter, as it adds richness and moisture without altering the salt content. If you only have salted butter on hand, feel free to use it, but be sure to adjust the added salt in the recipe accordingly to maintain balance.
How long can I store the cookies after baking?
You can store your cooled chocolate marshmallow cookies in an airtight container at room temperature for up to 4-5 days. If you’d like them to last longer, refrigerate them where they can stay fresh for about a week.
Can the cookie dough be frozen for later use?
Absolutely! To freeze, scoop the unbaked cookie dough into balls and wrap them in plastic wrap. Place them in a freezer-safe bag and store for up to 3 months. When you’re ready to bake, simply remove the dough from the freezer and bake directly from frozen, adding a couple of extra minutes to the baking time.
What should I do if my cookies spread too much while baking?
If your chocolate marshmallow cookies spread excessively, it could be due to using melted butter instead of softened butter or over-mixing the dough. For better results, make sure the butter is just slightly softened—not fully melted—and mix until just combined. Chilling the dough for about 30 minutes before baking can also help cookies maintain their shape.
Are these cookies safe for pets or people with allergies?
These chocolate marshmallow cookies contain common allergens such as eggs and wheat flour. They also include sugar and chocolate, which can be harmful to pets like dogs and cats. Be sure to keep them out of reach from your furry friends, and consider using gluten-free flour if you need to accommodate someone with gluten intolerance. Always check ingredient labels for potential allergens when preparing them for guests.

Irresistibly Chewy Chocolate Marshmallow Cookies You'll Love
Ingredients
Equipment
Method
- Preheat the oven to 350°F (175°C) and line baking sheets with parchment paper.
- In a medium bowl, whisk together the flour, cocoa powder, baking soda, and salt.
- In a large bowl, melt the butter and let it cool, then stir in the brown sugar, white sugar, egg, and vanilla until smooth.
- Gradually add the dry ingredients to the wet mixture, stirring gently until combined into a dough.
- Fold in the mini marshmallows until evenly distributed throughout the dough.
- Scoop the dough onto the prepared sheets, spacing them 2 inches apart, and sprinkle with demerara sugar if desired.
- Bake for 8-10 minutes, until the edges are set but centers are soft.
- Let cool on baking sheets for 10-15 minutes before transferring to a wire rack.

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