Chocolate Marshmallow Swirl Cookies Recipe for a Sweet Treat

Highlighted under: Baking & Desserts

Indulge in the delightful combination of rich chocolate and fluffy marshmallow in these irresistible swirl cookies.

Olivia Hayes

Created by

Olivia Hayes

Last updated on 2025-12-18T13:42:27.601Z

This recipe combines the rich flavors of chocolate with the airy sweetness of marshmallows, creating a cookie that is perfect for any occasion. Whether you’re baking for a party or just for yourself, these cookies are sure to impress!

Why You'll Love These Cookies

  • Decadent chocolate flavor with a marshmallow twist
  • Soft and chewy texture that's hard to resist
  • Fun to make and perfect for sharing

The Perfect Treat for Any Occasion

These Chocolate Marshmallow Swirl Cookies are the ultimate treat for any occasion, whether it's a casual family gathering, a festive holiday party, or a simple afternoon snack. Their delightful blend of chocolate and marshmallow makes them a crowd-pleaser that appeals to both kids and adults alike. The soft, chewy texture combined with the sweet marshmallow swirl creates a unique cookie experience that will leave everyone coming back for more.

With their charming appearance and delicious flavor, these cookies are also perfect for gifting. Package them in decorative boxes or jars, and share the joy of baking with your friends and family. They not only taste fantastic but also look beautiful, making them a wonderful addition to any dessert table.

Baking Tips for Success

For the best results, make sure your butter is softened to room temperature before you start. This will help create a light and fluffy dough, which is essential for achieving that perfect cookie texture. Additionally, avoid overmixing the dough once you add the dry ingredients; this can lead to tougher cookies. Mix until just combined to ensure a soft and chewy outcome.

When it comes to baking, keep an eye on the cookies as they bake. Ovens can vary in temperature, so start checking them at the 10-minute mark. The cookies should be slightly golden around the edges but still soft in the center. They will firm up as they cool, so don’t worry if they seem a bit underbaked.

Storing and Enjoying

To keep your Chocolate Marshmallow Swirl Cookies fresh, store them in an airtight container at room temperature. They will stay soft and chewy for several days, making them a convenient snack to have on hand. If you want to extend their shelf life, consider freezing them. Simply layer the cookies between sheets of parchment paper in a freezer-safe container, and they can last for up to three months.

When you’re ready to enjoy a frozen cookie, just take it out and let it thaw at room temperature for about 15 minutes. You can also pop them in the microwave for a few seconds to warm them up and enhance the gooey marshmallow texture. Pair these cookies with a glass of milk or a hot cup of coffee for a delightful treat any time of the day.

Ingredients

Gather your ingredients before you start baking!

Cookie Dough

  • 1 cup unsalted butter, softened
  • 1 cup granulated sugar
  • 1 cup brown sugar, packed
  • 2 large eggs
  • 2 teaspoons vanilla extract
  • 3 cups all-purpose flour
  • 1/2 cup unsweetened cocoa powder
  • 1 teaspoon baking soda
  • 1/2 teaspoon salt

Marshmallow Swirl

  • 1 cup mini marshmallows
  • 1/2 cup chocolate chips

Make sure to use fresh ingredients for the best flavor!

Instructions

Follow these steps to create your delicious cookies!

Preheat the Oven

Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.

Make the Dough

In a large bowl, cream together the softened butter, granulated sugar, and brown sugar until light and fluffy. Beat in the eggs one at a time, then stir in the vanilla.

Combine Dry Ingredients

In another bowl, whisk together the flour, cocoa powder, baking soda, and salt. Gradually add this to the wet mixture, mixing until just combined.

Add Marshmallows and Chocolate Chips

Gently fold in the mini marshmallows and chocolate chips into the cookie dough.

Shape the Cookies

Scoop tablespoon-sized amounts of dough onto the prepared baking sheet, leaving space between each cookie.

Bake

Bake in the preheated oven for 10-12 minutes, until the edges are set but the centers are still soft.

Cool and Serve

Let the cookies cool on the baking sheet for a few minutes before transferring them to a wire rack to cool completely.

Enjoy your freshly baked cookies with a glass of milk!

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Pro Tips

  • For extra flavor, try adding a pinch of sea salt on top of the cookies before baking.

Nutritional Information

Each Chocolate Marshmallow Swirl Cookie offers a delightful mix of flavors and textures, but it's important to enjoy them in moderation. While they are a tasty treat, they also contain sugars and fats that contribute to their rich taste. A typical cookie contains around 150 calories, making it a sweet indulgence that can fit into a balanced diet when enjoyed occasionally.

To make these cookies a bit healthier, consider substituting some of the all-purpose flour with whole wheat flour or adding oats for extra fiber. You can also experiment with sugar alternatives if you're looking to reduce calorie intake without sacrificing flavor.

Variations and Customizations

Feel free to customize your Chocolate Marshmallow Swirl Cookies to suit your taste. Add nuts like walnuts or pecans for an added crunch, or experiment with different types of chocolate chips, such as white chocolate or dark chocolate, for a unique flavor twist. You can also incorporate seasonal flavors, like peppermint extract, during the holidays to give these cookies a festive flair.

If you prefer a more intense chocolate flavor, increase the amount of cocoa powder slightly, or drizzle melted chocolate on top of the cooled cookies for a decorative touch. The possibilities are endless, allowing you to tailor this recipe to your liking.

Questions About Recipes

→ Can I use regular marshmallows instead of mini marshmallows?

Yes, you can cut regular marshmallows into smaller pieces to use in this recipe.

→ How do I store the cookies?

Store the cookies in an airtight container at room temperature for up to a week.

→ Can I freeze the cookie dough?

Yes, you can freeze the cookie dough for up to three months. Thaw in the refrigerator before baking.

→ What can I substitute for butter?

You can use margarine or coconut oil as a substitute for butter in this recipe.

Chocolate Marshmallow Swirl Cookies Recipe for a Sweet Treat

Indulge in the delightful combination of rich chocolate and fluffy marshmallow in these irresistible swirl cookies.

Prep Time20 minutes
Cooking Duration12 minutes
Overall Time32 minutes

Created by: Olivia Hayes

Recipe Type: Baking & Desserts

Skill Level: Easy

Final Quantity: 24 cookies

What You'll Need

Cookie Dough

  1. 1 cup unsalted butter, softened
  2. 1 cup granulated sugar
  3. 1 cup brown sugar, packed
  4. 2 large eggs
  5. 2 teaspoons vanilla extract
  6. 3 cups all-purpose flour
  7. 1/2 cup unsweetened cocoa powder
  8. 1 teaspoon baking soda
  9. 1/2 teaspoon salt

Marshmallow Swirl

  1. 1 cup mini marshmallows
  2. 1/2 cup chocolate chips

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and line a baking sheet with parchment paper.

Step 02

In a large bowl, cream together the softened butter, granulated sugar, and brown sugar until light and fluffy. Beat in the eggs one at a time, then stir in the vanilla.

Step 03

In another bowl, whisk together the flour, cocoa powder, baking soda, and salt. Gradually add this to the wet mixture, mixing until just combined.

Step 04

Gently fold in the mini marshmallows and chocolate chips into the cookie dough.

Step 05

Scoop tablespoon-sized amounts of dough onto the prepared baking sheet, leaving space between each cookie.

Step 06

Bake in the preheated oven for 10-12 minutes, until the edges are set but the centers are still soft.

Step 07

Let the cookies cool on the baking sheet for a few minutes before transferring them to a wire rack to cool completely.

Extra Tips

  1. For extra flavor, try adding a pinch of sea salt on top of the cookies before baking.

Nutritional Breakdown (Per Serving)

  • Calories: 180 kcal
  • Total Fat: 8g
  • Saturated Fat: 5g
  • Cholesterol: 30mg
  • Sodium: 90mg
  • Total Carbohydrates: 24g
  • Dietary Fiber: 1g
  • Sugars: 12g
  • Protein: 2g