Name: Chocolate Marshmallow Swirl Cookies Recipe
Prep time: 1 h
Cook time: 10 min
Total time: 1 h 10 min
Yield: 24
Cuisine: American
Ingredients: 2 cups all-purpose flour; 3/4 cup unsweetened cocoa powder; 1/2 teaspoon baking soda; 1/4 teaspoon salt; 1 cup unsalted butter, room temperature; 2 large eggs, room temperature; 2 teaspoons vanilla extract; 1 1/2 cups granulated sugar; 1 cup marshmallow fluff

Sweet chocolate meets gooey marshmallow in these decadent chocolate marshmallow swirl cookies that will melt hearts faster than they melt in your mouth.

Each bite promises a dance of rich chocolate and pillowy marshmallow goodness.

The cookies boast a perfect balance of chewy texture and intense flavor.

Soft edges give way to a center swirled with marshmallow magic.

chocolate lovers will swoon over these irresistible treats that come together with surprising ease.

The recipe transforms simple ingredients into an extraordinary dessert that looks as stunning as it tastes.

Bake a batch and watch them disappear in moments.

What Goes into Chocolate Marshmallow Swirl Cookies

Dry Ingredients:

All-Purpose Flour: A crucial base that provides structure and texture to the chocolate cookies.
Unsweetened Cocoa Powder: Delivers deep chocolate flavor and rich dark color to the cookies.
Baking Soda: Helps the cookies rise and spread evenly during baking.
Salt: Enhances the overall flavor and balances the sweetness of the cookies.

Wet Ingredients:

Unsalted Butter: Creates a rich, tender base for the cookies with a smooth, creamy texture.
Granulated Sugar: Adds sweetness and helps create a soft, chewy cookie texture.
Eggs: Bind the ingredients together and contribute to the cookie's structure.
Vanilla Extract: Provides a warm, classic flavor that complements the chocolate.

Marshmallow and Topping:

Marshmallow Fluff: Adds a gooey, sweet swirl that creates a unique texture and flavor contrast in the chocolate cookies.

How to Make Chocolate Marshmallow Swirl Cookies

Step 1: Blend Dry Ingredients

Grab a medium bowl and whisk together flour, cocoa powder, baking soda, and salt until perfectly combined.

This magical mix will create the base for your incredible cookies.

Step 2: Cream Butter and Sugar

In a large mixing bowl, use an electric mixer to transform butter and sugar into a fluffy, light mixture.

Beat the ingredients until they become super smooth and airy, which guarantees a soft cookie texture.

Step 3: Incorporate Wet Components

Gently add eggs one at a time, mixing thoroughly after each addition.

Pour in vanilla extract to boost the flavor profile and create a rich, delectable dough.

Step 4: Combine Wet and Dry Mixtures

Slowly fold dry ingredients into wet mixture, stirring gently to maintain the dough’s delicate structure.

Mix just until everything is incorporated, avoiding overmixing.

Step 5: Chill the Dough

Wrap the dough and refrigerate for one hour.

Chilling helps the flavors meld and prevents cookies from spreading during baking.

Step 6: Prepare Baking Station

Preheat oven to 350°F.

Line baking sheets with parchment paper or silicone mats for perfect cookie release.

Step 7: Shape and Stuff Cookies

Roll chilled dough into balls and place on prepared sheets.

Create small indentations in each cookie and fill with marshmallow fluff.

Use a toothpick to create beautiful swirl patterns throughout the dough.

Step 8: Bake to Perfection

Slide cookies into the oven and bake for 10-12 minutes.

Look for set edges with slightly soft centers.

For extra gooeyness, add extra marshmallow fluff midway through baking.

Step 9: Cool and Enjoy

Let cookies rest on baking sheet for 5 minutes, then transfer to a wire rack.

This helps marshmallow set and intensifies the incredible flavor combination.

Refrigerate the cookie dough for at least an hour to prevent spreading and create a thicker, chewier texture with more concentrated flavors.
Use a toothpick to create delicate marble-like swirls of marshmallow fluff, ensuring an even distribution without overmixing the dough.
Watch cookies closely during the last few minutes of baking to prevent overcooking, keeping centers soft and maintaining a gooey marshmallow texture.
Create a small indent in each cookie before adding marshmallow fluff to help it stay centered and create a beautiful swirled effect.
Use room temperature butter and eggs to ensure smooth mixing and optimal cookie consistency, resulting in a more uniform and tender cookie.

How to Keep Chocolate Marshmallow Cookies Fresh

Store cooled cookies in an airtight container with parchment paper between layers. Keep them refrigerated for up to 5 days to maintain freshness and prevent marshmallow from becoming too sticky.
Wrap individual cookies tightly in plastic wrap, then place in a freezer-safe container. Freeze for up to 3 months. Thaw at room temperature for 30 minutes before enjoying.
Warm cookies for 10-15 seconds on a microwave-safe plate. Check every 5 seconds to prevent overheating and maintain soft, gooey texture.
Preheat oven to 275°F. Place cookies on a baking sheet and warm for 3-5 minutes. This method helps restore the cookies' original soft texture and revive the marshmallow swirl.

What to Enjoy with Chocolate Marshmallow Cookies

Decadent Milk Pairing: Rich, cold whole milk perfectly balances the intense chocolate flavor of these cookies, creating a smooth, creamy contrast that highlights the marshmallow's sweetness.
Vanilla Bourbon Companion: Smooth bourbon-infused vanilla ice cream complements the cookie's rich chocolate base, adding a luxurious adult twist to this classic dessert treat.
Espresso Shot Accent: A small, strong espresso shot cuts through the cookie's sweetness, providing a bold coffee undertone that enhances the deep chocolate notes and cleanses the palate.
Red Wine Indulgence: A medium-bodied red wine like Merlot offers fruity undertones that beautifully match the chocolate's richness, creating a sophisticated dessert experience for wine enthusiasts.

Ways to Add a Twist to Chocolate Marshmallow Cookies

Gluten-Free Chocolate Marshmallow Cookies: Replace all-purpose flour with a gluten-free flour blend, ensuring the mix contains xanthan gum for better texture and binding.
Vegan Chocolate Marshmallow Swirl Cookies: Swap butter with coconut oil, use aquafaba or flax eggs instead of regular eggs, and select a vegan marshmallow fluff alternative.
Low-Sugar Chocolate Marshmallow Treats: Substitute granulated sugar with monk fruit sweetener or stevia, reducing overall sugar content while maintaining cookie's rich chocolate flavor.
Keto-Friendly Chocolate Marshmallow Cookies: Use almond flour instead of wheat flour, replace sugar with erythritol, and select a low-carb marshmallow substitute to create a diet-friendly version.

FAQs

Why do I need to chill the cookie dough?

Chilling the dough helps prevent cookies from spreading too much during baking. It allows the butter to firm up, which means your cookies will have a better shape and chewier texture when baked.

Can I substitute marshmallow fluff with something else?

You can use marshmallow cream or mini marshmallows as alternatives. However, marshmallow fluff provides the best swirl effect and smooth texture in these cookies.

How do I know if I'm overmixing the dough?

Stop mixing as soon as the dry ingredients are just incorporated. Overmixing develops gluten, which can make your cookies tough and dense instead of soft and chewy.

Why use cocoa powder instead of melted chocolate?

Cocoa powder provides a more intense chocolate flavor and helps maintain the cookie’s structure. It also ensures a consistent chocolate taste throughout the entire cookie without adding extra moisture.

Why Chocolate Marshmallow Swirl Cookies Are a Treat

These cookies combine rich chocolate and marshmallow in a simple, foolproof recipe that even novice bakers can master with ease.
Perfect for family gatherings, potlucks, or casual dessert nights, these cookies offer a nostalgic twist on classic chocolate treats that everyone will love.
The recipe delivers an incredible balance of soft, chewy texture with gooey marshmallow swirls, creating a mouthwatering experience that elevates ordinary cookies to something extraordinary.
Adaptable for various occasions, from kids' parties to adult gatherings, these cookies provide a decadent chocolate experience that satisfies sweet cravings any time of day.

Olivia Bennett

Recipe Developer & Culinary Educator

Expertise

Showcasing ingredients in plant-forward vegetarian dishes.
Creating adaptable weeklong menu templates centered on seasonal produce.

Education

Schoolcraft College

Program: Culinary Arts Associate Degree
Focus: Comprehensive training in culinary techniques, menu planning, and food safety.

With an Associate Degree in Culinary Arts from Schoolcraft College and a natural knack for teaching, Olivia Bennett’s all about making home cooking feel possible, even on your busiest day.
Her thing? Recipes that are budget-friendly, season-forward, and full of Southern warmth. Whether it’s a roasted veggie bowl or a five-ingredient skillet bake, Olivia makes sure it’s simple, satisfying, and something you’ll want to make again tomorrow.
When she’s not shooting step-by-step videos or testing spice blends, she’s out foraging, flipping through old cookbooks, or throwing laid-back dinner parties with a BYO-mason-jar theme.

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