Chocolate Marshmallow Swirl Cookies Recipe: A Heavenly Treat for Any Occasion

There’s something magical about the combination of chocolate and marshmallow, isn’t there? It’s like they were meant to be together. These Chocolate Marshmallow Swirl Cookies take that perfect duo to a whole new level. Imagine biting into a soft, fudgy cookie bursting with deep chocolate flavor, only to be greeted by ribbons of gooey marshmallow swirling across the top. They’re rich, indulgent, and absolutely stunning on any dessert table. Whether you’re making these for a cozy family night, a festive holiday, or just because you’re craving something sweet, this recipe is here to deliver all the comfort and joy you could ever want from a cookie.

What makes these cookies truly special is their balance of textures and flavors. The cookie base is deeply chocolaty and soft in the middle, with just the right amount of chewiness around the edges. Meanwhile, the marshmallow swirl adds a playful sweetness that looks as beautiful as it tastes. Plus, they’re not difficult to make! With a few simple ingredients and a bit of patience (yes, chilling the dough is non-negotiable), you’ll have a batch of cookies that look bakery-worthy but feel homemade in the best way.

I first whipped up these cookies for a last-minute movie night with friends. I wanted something simple yet impressive, and these cookies were an instant hit. There’s a charm to the marshmallow swirls—they remind me of campfire s’mores, but in a more elevated, melt-in-your-mouth form. Now, I’m so excited to share this recipe with you because I just know it’s going to become a favorite in your household too.

Why You’ll Love These Chocolate Marshmallow Swirl Cookies

If you need a little more convincing to get started, here are all the reasons you’re going to fall head over heels for these cookies:

  • Rich Chocolate Flavor: The cookie base is made with unsweetened cocoa powder, giving it that intense chocolatey taste that feels luxurious in every bite.
  • Beautiful Appearance: The marshmallow swirls create a visually stunning pattern, making these cookies perfect for parties or gifting.
  • Gooey and Chewy: The contrast between the soft cookie and the gooey marshmallow is pure bliss.
  • Easy to Make: With straightforward ingredients and simple steps, this recipe is beginner-friendly yet impressive enough to wow your guests.
  • Customizable: You can easily adapt the recipe to suit your dietary needs or preferences, whether that’s going gluten-free or adding a spicy twist.

These cookies are also super versatile in terms of serving. They pair beautifully with a cup of hot chocolate in the winter or a glass of cold milk on a warm day. And don’t be surprised if people ask you for the recipe after just one bite!

Preparation Time and Serving Details

  • Prep Time: 20 minutes (plus 1 hour for chilling the dough)
  • Cook Time: 12 minutes
  • Total Time: 1 hour 32 minutes
  • Servings: 24 cookies

Each cookie clocks in at around 150 calories, making it a satisfying treat that doesn’t feel over-the-top.

Ingredients

For the Dough:

  • 2 cups all-purpose flour
  • ¾ cup unsweetened cocoa powder (preferably Dutch-processed for a deeper flavor)
  • ½ teaspoon baking soda
  • ¼ teaspoon salt
  • 1 cup unsalted butter, softened to room temperature
  • 1½ cups granulated sugar
  • 2 large eggs, at room temperature
  • 2 teaspoons vanilla extract

For the Swirl:

  • 1 cup marshmallow fluff (store-bought or homemade)

Step-by-Step Instructions

Prepare the Dough

Start by whisking together your dry ingredients—flour, cocoa powder, baking soda, and salt—in a medium bowl. This ensures everything is evenly distributed before you mix it into the wet ingredients.

Next, in a large mixing bowl, cream the butter and sugar together using a hand or stand mixer. Beat for about 3-4 minutes until the mixture is light and fluffy. Add the eggs one at a time, making sure each one is fully incorporated before adding the next. Finally, mix in the vanilla extract for that warm, sweet aroma that ties everything together.

Gradually add the dry ingredients to the wet mixture, mixing on low speed. Be careful not to overmix—stop as soon as the dough comes together into a cohesive mass.

Chill the Dough

Cover the bowl with plastic wrap and refrigerate the dough for at least 1 hour. This step might feel like a hassle, but it’s key to getting thick, chewy cookies that don’t spread too much in the oven. Trust me, it’s worth the wait!

Preheat the Oven

When you’re ready to bake, preheat your oven to 350°F (175°C) and line your baking sheets with parchment paper or silicone baking mats.

Form the Cookies and Add the Swirl

Scoop out the chilled dough using a medium cookie scoop or tablespoon, rolling it into balls with your hands. Place them on the prepared baking sheet, spacing them about 2 inches apart to allow for spreading.

Use your thumb or the back of a spoon to press a small indent into the center of each dough ball. Spoon a little marshmallow fluff into the indent. Then, grab a toothpick and gently swirl the marshmallow into the dough for that signature look.

Bake

Bake the cookies for 10-12 minutes, keeping a close eye on them toward the end. The edges should be set, but the centers will still look soft—that’s exactly what you want. If you like an extra gooey marshmallow swirl, you can add a little more fluff halfway through baking.

Let the cookies cool on the baking sheet for about 5 minutes before transferring them to a wire rack to cool completely. This step helps them firm up just enough while staying irresistibly soft in the middle.

How to Serve

There are so many delicious ways to enjoy these cookies:

  • Pair them with a warm cup of coffee, hot chocolate, or tea for the ultimate cozy treat.
  • Serve them as a show-stopping dessert at your next gathering—guests will love the stunning swirl effect.
  • Enjoy them on their own as a sweet pick-me-up any time of day.

Tips for Success

  1. Chill the Dough: Don’t skip this step—it’s the secret to cookies that hold their shape and have the perfect chewy texture.
  2. Swirling Marshmallow: Use a toothpick for better control over the swirl design.
  3. Alternative Marshmallows: If you don’t have marshmallow fluff, you can melt mini marshmallows and use those instead.
  4. Don’t Overbake: The cookies will continue to set as they cool, so it’s better to take them out of the oven a little earlier than later.
  5. Fresh Ingredients: Use high-quality cocoa powder and fresh marshmallows for the best flavor and texture.

Variations

  • Gluten-Free: Substitute the all-purpose flour with a gluten-free flour blend that works for baking.
  • Nutty Twist: Add ½ cup of chopped hazelnuts or almonds to the dough for a bit of crunch.
  • Spicy Chocolate: Mix in a pinch of cinnamon and cayenne pepper for a Mexican hot chocolate-inspired cookie.
  • Double Chocolate: Fold in 1 cup of chocolate chips for extra decadence.

Freezing and Storage

If you have leftovers (unlikely, but it happens!), store the cookies in an airtight container at room temperature for up to 5 days. Alternatively, you can freeze the unbaked dough balls for up to 3 months. Bake them straight from frozen, adding an extra minute or two to the baking time.

Your New Favorite Chocolate Marshmallow Swirl Cookies

These Chocolate Marshmallow Swirl Cookies aren’t just a dessert—they’re an experience. From their rich chocolate base to their playful marshmallow swirls, every bite feels special. I can’t wait for you to try this recipe and fall in love with it as much as I have. When you do, don’t forget to share your creations—I’d love to see how your swirls turn out!

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Chocolate Marshmallow Swirl Cookies Recipe: A Heavenly Treat for Any Occasion


  • Author: Clara Whisk
  • Total Time: 1 hour 32 minutes (includes chilling time)
  • Yield: 24 cookies 1x
  • Diet: Vegetarian

Description

These Chocolate Marshmallow Swirl Cookies are fudgy, chewy, and swirled with gooey marshmallow for an irresistible treat. Perfect for holidays, parties, or just satisfying your sweet tooth, they’re easy to make and absolutely stunning!


Ingredients

Scale
  • For the Dough:
    • 2 cups all-purpose flour
    • ¾ cup unsweetened cocoa powder
    • ½ teaspoon baking soda
    • ¼ teaspoon salt
    • 1 cup unsalted butter, softened
    • 1½ cups granulated sugar
    • 2 large eggs, room temperature
    • 2 teaspoons vanilla extract
  • For the Swirl:
    • 1 cup marshmallow fluff

Instructions

  • Mix Dry Ingredients: Combine flour, cocoa powder, baking soda, and salt in a bowl.
  • Cream Butter and Sugar: In another bowl, beat butter and sugar until light and fluffy. Add eggs one at a time, then vanilla.
  • Combine: Gradually mix dry ingredients into wet ingredients until just combined. Chill dough for 1 hour.
  • Prepare Dough Balls: Roll chilled dough into balls, press an indent into each, and fill with marshmallow fluff. Swirl fluff with a toothpick.
  • Bake: Bake at 350°F (175°C) for 10-12 minutes. Cool for 5 minutes, then transfer to a wire rack.

Notes

  • Chilling the dough prevents spreading and ensures chewy cookies.
  • For extra marshmallow swirl, add more fluff halfway through baking.
  • Store in an airtight container for up to 5 days.
  • Prep Time: 20 minutes
  • Cook Time: 12 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

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