Name: Chocolate Marshmallow Cookies Recipe
Prep time: 10 min
Cook time: PT-497817H49M47S
Total time: 24 min
Cuisine: American
Ingredients: 165 g plain (all purpose) flour (1 ¼ cups / 5.8oz); 55 g dutch processed cocoa powder (½ cup / 2oz); ¾ teaspoon baking soda (bicarb soda); ½ teaspoon salt; 113 g unsalted butter, melted and cooled slightly (1 stick / ½ cup / 4oz); ⅔ cup light brown sugar (135g / 4.8oz); ¼ cup white granulated sugar (50g / 1.8oz); 1 large egg, room temperature; 1 teaspoon vanilla extract; ¾ cup mini marshmallows; 1 teaspoon demerara sugar (turbinado sugar), optional

I absolutely love sharing this Chocolate Marshmallow Cookies Recipe with friends and family because it combines the rich, indulgent flavor of cocoa with the soft, gooey sweetness of marshmallows baked right inside. Every bite offers that perfect balance between a fudgy cookie exterior and a melty marshmallow surprise, making it one of my go-to treats whenever I want something comforting and a bit special. It’s straightforward enough for any skill level, yet the result always feels like a little homemade luxury I just can’t get enough of.

Why You'll Love This Chocolate Marshmallow Cookies Recipe

What I find irresistible about this Chocolate Marshmallow Cookies Recipe is the way the flavors come together. The deep cocoa notes paired with the buttery richness create that classic chocolate cookie taste, but then you get those pockets of soft, toasted marshmallow that add a whimsical twist. It almost feels like having a campfire treat all wrapped up in a cookie – nostalgic and indulgent.

From my experience, the ease of preparation is a huge plus. Melting the butter, mixing the simple dry ingredients, and then carefully encasing the marshmallows in the dough is easy to do but feels special enough to impress guests or brighten up a cozy night in. These cookies are perfect for sharing at holiday parties, casual weekend baking sessions, or even as a fun addition to a weeknight dessert rotation. Honestly, they stand out because they combine familiar flavors in such a clever, comforting way that's always a crowd-pleaser.

Ingredients You'll Need

The image shows ten small clear glass bowls and one small white plate arranged neatly on a white marbled surface. Starting from the top left, there is a large bowl filled with white flour, next to it on the right is a white plate with a block of yellow butter. Below the flour, a bowl contains brown sugar, and next to it is a bowl with dark brown cocoa powder. To the right of the cocoa powder is a tiny bowl with white salt. Below the brown sugar, there is a bowl with two brown eggs side by side. To the right of the eggs are three bowls, one with white granulated sugar, one with white baking powder, and one with small white marshmallows. At the bottom center, there is a small bowl with clear golden honey. Photo taken with an iphone --ar 4:5 --v 7

This recipe uses simple, everyday ingredients that work together beautifully to create that perfect fudgy texture, rich flavor, and tender crumb. Each ingredient plays an essential role, from the cocoa powder adding that deep chocolatey color and taste to the marshmallows delivering softness right in the center of each cookie.

Plain (all purpose) flour: Provides structure and the base for the cookie dough.
Dutch processed cocoa powder: Gives the cookies a rich, mellow chocolate flavor with a beautiful dark color.
Baking soda (bicarb soda): Helps the cookies rise slightly and keeps them tender.
Salt: Enhances all the sweet flavors and balances the richness.
Unsalted butter: Adds richness and helps create a chewy, tender texture.
Light brown sugar: Offers moisture and slight caramel notes for depth.
White granulated sugar: Contributes to crisp edges and sweetness.
Large egg: Binds the dough and adds richness.
Vanilla extract: Boosts overall flavor with warm, fragrant notes.
Mini marshmallows: The star ingredient providing gooey, melty centers.
Demerara sugar (optional): Gives a crunchy, caramelized topping if you like a bit of texture contrast.

Directions

Step 1: Melt the butter completely and then set it aside to cool so it won’t cook the eggs when mixed.

Step 2: Preheat your oven to 180°C (350°F) or 160°C fan forced, and line two large baking trays with baking paper to prevent the cookies from sticking.

Step 3: In a medium bowl, whisk together the flour, cocoa powder, baking soda, and salt until they are well combined and uniform in color.

Step 4: In a large bowl, add the melted butter to the light brown sugar and white sugar, then whisk them together until smooth and fully combined.

Step 5: Whisk in the egg and vanilla extract until the batter looks smooth and evenly mixed.

Step 6: Gently fold the dry ingredients into the wet mixture using a spatula. Be careful not to overmix—just combine until no flour streaks remain to keep the cookies tender.

Step 7: Let the dough rest for about 10 minutes so it firms up, which helps when shaping the cookies and ensures they hold their shape during baking.

Step 8: Take roughly 2 tablespoons of dough and roll it into a ball. Make a small well or dent in the center. Place 6 mini marshmallows inside, then carefully pinch the edges of the dough together to seal the marshmallows completely inside.

Step 9: Smooth the surface by gently rolling the dough ball in your hands. Place it on the lined baking tray, leaving around 2 inches between each cookie to allow room for spreading.

Step 10: If you want a little crunchy sweetness, sprinkle a bit of demerara sugar on top of each dough ball before baking.

Step 11: Bake your cookies in the preheated oven for 9 to 10 minutes. They should be set on the outside but still soft in the center when you take them out.

Step 12: For a polished look, immediately after baking, use a round cookie cutter slightly larger than the cookie diameter to gently swirl around the edges. This shapes them perfectly and thickens the edges slightly.

Step 13: Let the cookies cool on the tray for 10 to 15 minutes until firm enough to move, then transfer them to a wire rack to cool completely. They’ll firm up more as they cool.

Step 14: Serve and enjoy these little chocolate marshmallow delights warm or at room temperature, and don’t forget to share your feedback and ratings if you loved them!

Servings and Timing

This recipe makes about 19 delightful cookies, perfect for sharing with family or friends. The prep time is approximately 10 minutes plus 10 minutes resting for the dough. Baking takes 9 to 10 minutes, and the cookies need about 15 minutes to cool before serving. Altogether, you’re looking at roughly 30 to 35 minutes from start to finish, which is great for a quick but impressive dessert.

How to Serve This Chocolate Marshmallow Cookies Recipe

The image shows a collage of six parts with different stages of making chocolate cookie dough. The top left part has a clear glass bowl with dry brown cocoa powder being stirred by a woman's hand holding a whisk. The top right part shows a white bowl filled with a smooth, light brown liquid on a white marbled background. The middle right part displays a white bowl with dark, thick, chocolate dough and swirling texture inside. The bottom left part presents a white bowl filled with mini white marshmallows and some marshmallows spread out next to it on the white marbled surface. The center bottom part reveals a baking tray lined with parchment paper, holding nine dark chocolate dough balls sprinkled with powdered sugar. The bottom right part shows a woman’s hands gently shaping a chocolate dough ball with powdered sugar on top, set against the same white marbled surface. photo taken with an iphone --ar 4:5 --v 7

When I serve these chocolate marshmallow cookies, I love presenting them with a few simple accompaniments to complete the experience. A scoop of vanilla ice cream or a drizzle of caramel sauce takes them to the next level. For something lighter, fresh berries or a dollop of whipped cream adds a nice contrast to the chocolatey richness. Plating a few cookies on a rustic wooden board or a pretty dessert plate just makes grabbing one feel special.

In terms of beverages, these cookies pair wonderfully with a cold glass of milk for the classic combination. I’ve also enjoyed them alongside a cup of strong coffee or a creamy hot chocolate, especially when serving after dinner on chilly nights. For adults, a rich port wine or even a chocolatey dessert cocktail can elevate the flavors beautifully. I usually serve them warm or at room temperature, as that’s when the marshmallow centers are at their gooey best and the cookie texture is just perfect.

Whether you’re sharing these at a casual family gathering, holiday party, or an intimate weeknight treat, they always bring smiles. I recommend serving them in small portions—one or two cookies per person—since they’re quite rich and satisfying. You can even wrap a few up as homemade gifts for friends; I promise they’ll love that personal touch!

Variations

I’ve played around with this Chocolate Marshmallow Cookies Recipe quite a bit to suit different tastes and dietary needs. For example, swapping out the plain flour for a gluten-free blend works beautifully without compromising texture or flavor. If you want a vegan version, try using coconut oil instead of butter and a flax egg or commercial egg replacer; the marshmallows might need to be replaced with vegan-friendly ones, which are becoming easier to find.

Flavor-wise, you can add some chopped nuts like walnuts or pecans into the dough for a crunchy twist that complements the soft marshmallows wonderfully. Another fun variation is mixing in some espresso powder with the cocoa, which intensifies the chocolate flavor and adds a subtle coffee kick. I’ve even tried rolling the dough balls in crushed graham crackers before baking to give a bit of a s’mores vibe, and that was a total hit!

If you want to switch things up with cooking methods, I’ve heard that baking these as smaller, bite-sized cookies works great too, cutting the baking time down. On the flip side, you could slightly underbake them if you want an ultra-soft, almost brownie-like texture. Whatever way you choose, this recipe is wonderfully flexible to make it your own.

Storage and Reheating

Storing Leftovers

If you have any leftover cookies, I recommend storing them in an airtight container at room temperature. They’ll stay fresh and soft for about 3 to 4 days this way. If you want to keep the marshmallow centers nice and gooey, avoid refrigerating them as that tends to harden the marshmallows and toughen the cookie texture.

Freezing

Freezing is definitely an option if you want to make a batch ahead of time. I like to freeze the unbaked dough balls on a tray first until solid, then transfer them to a freezer-safe container or bag. This method keeps them from sticking together and lets you bake fresh cookies whenever the craving hits. The dough will keep well for up to 3 months in the freezer.

Reheating

To reheat baked cookies and restore their lovely softness, I suggest a quick zap in the microwave for about 10 seconds or warming them in a preheated oven at 150°C (300°F) for 5 minutes. Avoid extended reheating as that can dry them out. The goal is to gently warm the marshmallows inside and bring back that fresh-baked feel.

FAQs

Can I use regular cocoa powder instead of Dutch processed cocoa?

Yes, you can substitute regular cocoa powder if that’s what you have on hand. Just keep in mind that Dutch processed cocoa is less acidic and provides a smoother, richer chocolate flavor, so the taste might be slightly different but still delicious.

What if I don’t have mini marshmallows? Can I use regular ones?

You absolutely can. I recommend cutting regular marshmallows into small pieces and placing just a few inside the dough so they don’t overwhelm the cookie. The mini marshmallows just melt more evenly and stay nicely contained.

How do I prevent the marshmallows from oozing out during baking?

It’s important to pinch the edges of the dough firmly around the marshmallows to seal them well. Resting the dough before shaping also helps it hold together better so the marshmallows stay inside while baking.

Can I make these cookies ahead of time?

Definitely. You can prepare the cookie dough, shape the balls with marshmallows, and freeze them on a tray, then transfer them to a container to bake fresh whenever you want. Alternatively, bake the cookies and store them for a few days at room temperature.

What’s the best way to add a crunchy topping?

I like sprinkling a little demerara or turbinado sugar on top of each cookie before baking. It caramelizes during baking and adds a subtle crunch that contrasts nicely with the soft cookie and marshmallow center.

Conclusion

I hope you enjoy making and indulging in this Chocolate Marshmallow Cookies Recipe as much as I do. It’s one of those wonderfully comforting treats that offer a perfect combination of simple ingredients and cozy flavors that bring a little extra joy to any day. Whether you’re baking for loved ones or treating yourself, these cookies never fail to put a smile on my face, and I’m confident they’ll brighten your kitchen and your taste buds too!