Gooey Chocolate Marshmallow Swirl Cookies Recipe

Dreamy Chocolate Marshmallow Swirl Cookies Recipe for Beginners

These irresistible chocolate marshmallow swirl cookies blend rich cocoa with gooey marshmallow in every delectable bite.

Sweet aromas fill the kitchen as soft dough mingles with decadent swirls of marshmallow.

Chocolate lovers will swoon over the deep, intense flavor profile dancing across their taste buds.

Each cookie promises a delightful contrast between crisp edges and soft, chewy centers.

The marbled effect creates a stunning visual that makes these treats almost too beautiful to eat.

Melted marshmallow creates delicate ribbons throughout the chocolate base, ensuring a magical texture in every single bite.

Bake these cookies and watch smiles emerge with the first delicious mouthful.

Chocolate Marshmallow Swirl Cookies Ingredient Rundown

For Dry Ingredients:
  • All-Purpose Flour: Provides structure and helps bind the cookie dough together, choose unbleached flour for best texture.
  • Cocoa Powder: Delivers rich chocolate flavor and deep color, opt for high-quality Dutch-processed cocoa for intense taste.
  • Baking Soda: Helps cookies rise and spread evenly, ensure it's fresh for maximum leavening power.
  • Salt: Enhances overall flavor and balances sweetness, use fine sea salt for even distribution.
For Wet Ingredients:
  • Butter: Creates rich, tender texture and helps cookies brown, select unsalted butter at room temperature for smooth mixing.
  • Granulated Sugar, Brown Sugar: Provide sweetness and moisture, brown sugar adds depth and chewiness to cookies.
  • Egg: Binds ingredients and adds structure, use large room-temperature eggs for best results.
  • Vanilla Extract: Boosts overall flavor complexity, choose pure vanilla for more robust taste.
For Mix-Ins and Toppings:
  • Chocolate Chips: Adds extra chocolate bursts, use semi-sweet or dark chocolate for deeper flavor.
  • Mini Marshmallows: Creates gooey swirls and adds playful texture, select fresh, soft marshmallows for best melting.

Baking Tools For Chocolate Marshmallow Swirl Cookies

  • Medium bowl: Perfect for whisking dry ingredients together smoothly.
  • Large mixing bowl: Essential for creaming butter and sugar, creating the cookie base.
  • Electric mixer or whisk: Helps beat butter and sugar until light and fluffy.
  • Measuring cups and spoons: Precise measurements are key for perfect cookies.
  • Baking sheet: Needed to bake and shape your delicious chocolate marshmallow cookies.
  • Parchment paper: Prevents sticking and makes cleanup a breeze.
  • Wire cooling rack: Helps cookies cool evenly without getting soggy.
  • Spoon: Useful for swirling marshmallows into cookie dough.

How To Get That Swirl In Chocolate Marshmallow Swirl Cookies

  • Mixing Foundations Blend flour, cocoa powder, baking soda, and salt in a medium bowl. In a separate large bowl, cream butter and sugars until they transform into a fluffy, light mixture. Incorporate egg and vanilla extract, mixing until everything looks smooth and harmonious.
  • Ingredient Fusion Gradually combine dry and wet ingredients, stirring gently until just blended. Gently fold chocolate chips into the dough. Wrap the mixture and let it chill in the refrigerator for a relaxing 30-minute break.
  • Temperature Preparation Warm up the oven to a cozy 350F. Cover a baking sheet with parchment paper for a smooth cookie experience.
  • Cookie Shaping and Marshmallow Magic Scoop out dollops of dough and press them gently onto the baking sheet. Nestle mini marshmallows into each cookie, creating playful swirls with a spoon that hint at delightful surprises.
  • Baking Transformation Slide the tray into the oven and bake for 8-10 minutes. Watch for edges that look set but centers remain soft. Allow cookies to rest briefly on the baking sheet before transferring to a cooling rack for their final transformation.

Flavor Swaps For Chocolate Marshmallow Swirl Cookies

  • Cozy Cookie Secrets: Make Your Chocolate Marshmallow Swirl Cookies Amazing
  • Chilling Magic: Refrigerate the dough for at least 30 minutes to prevent spreading and develop deeper flavor complexity, ensuring perfectly shaped cookies every time.
  • Marshmallow Pro Tip: Use cold mini marshmallows for the best swirl effect, as they'll partially melt during baking without completely disappearing into the cookie.
  • Texture Perfection: Remove cookies from the oven when edges are set but centers remain slightly soft, allowing them to continue cooking on the hot baking sheet for a chewy, tender texture.
  • Dietary Adaptations: Swap regular flour with gluten-free blend for celiac-friendly version, or use vegan butter and egg substitute to create a plant-based alternative that doesn't compromise delicious taste.
  • Storage Wisdom: Store cooled cookies in an airtight container at room temperature for up to 5 days, separating layers with parchment paper to prevent sticking and maintain optimal softness.

Serving Chocolate Marshmallow Swirl Cookies For Dessert

  • Sweet Dessert Pairing: Serve these decadent chocolate marshmallow swirl cookies alongside a cold glass of milk or creamy vanilla ice cream for a classic, indulgent treat that enhances the rich chocolate flavor.
  • Cozy Snack Moment: Enjoy these cookies during a movie night, wrapped in a soft blanket, or as a special afternoon pick-me-up with a steaming cup of hot cocoa or warm coffee.
  • Party Platter Presentation: Arrange the cookies on a rustic wooden board with additional mini marshmallows scattered around, creating an inviting dessert display perfect for gatherings or potluck events that will impress your guests.
  • Gift-Worthy Packaging: Stack the cooled cookies between layers of parchment paper in a cute gift box or mason jar, tying with a ribbon for a heartwarming homemade present that shows love and care.

Keeping Chocolate Marshmallow Swirl Cookies Soft

  • Smart Storage Strategy: Keep cookies in an airtight container at room temperature for 3-5 days, separating layers with parchment paper to prevent sticking. Cookies maintain their delightful texture and rich chocolate flavor when sealed properly.
  • Freezing Technique: Wrap individual cookies or entire batch in plastic wrap, then place inside freezer-safe container. Frozen cookies stay delicious for up to 2 months. Thaw at room temperature for 15-20 minutes before enjoying.
  • Refrigeration Recommendation: Chilled cookies remain fresh for a week when stored in sealed container. Gently reheat in microwave for 5-8 seconds to restore that fresh-from-the-oven softness and restore gooey marshmallow swirls.
  • Make-Ahead Magic: Prepare cookie dough up to 3 days in advance and refrigerate. When ready to bake, let dough sit at room temperature for 15 minutes, then scoop and bake as directed. Freshly baked cookies always taste incredible with minimal preparation time.

Quick Recipe Overview

Prep Time: 15 minutes

Cook Time: 10 minutes

Total Time: 55 minutes

Calories: 225 kcal

Servings: 11

Print
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Gooey Chocolate Marshmallow Swirl Cookies Recipe

Gooey Chocolate Marshmallow Swirl Cookies Recipe


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4.7 from 37 reviews

  • Total Time: 55 minutes
  • Yield: 11 1x

Description

Delightful chocolate marshmallow swirl cookies bring comfort and sweetness to classic dessert traditions. Gooey marshmallow ribbons and rich chocolate create a perfect balance of indulgent flavors you’ll savor with each delicious bite.


Ingredients

Scale
  • 1 cup (120 g) all-purpose flour
  • ½ cup (50 g) unsweetened cocoa powder
  • ½ tsp baking soda
  • ½ tsp salt
  • ½ cup (100 g) granulated sugar
  • ½ cup (110 g) brown sugar, packed
  • 1 large egg
  • 1 tsp vanilla extract
  • ½ cup (113 g or ½ stick) unsalted butter, softened
  • 1 cup (170 g) semi-sweet chocolate chips
  • 1 cup (50 g) mini marshmallows

Instructions

  1. Dry Ingredient Preparation: Whisk cocoa and dry ingredients in a medium bowl until uniformly blended, establishing the cookie’s foundational flavor profile.
  2. Wet Mixture Creation: Cream butter with sugars until light and fluffy, then blend in egg and vanilla to develop a smooth, rich base that will anchor the cookie’s texture.
  3. Dough Formation: Merge dry ingredients into wet mixture with gentle strokes, carefully folding chocolate chips throughout to ensure even distribution. Refrigerate dough for 30 minutes to allow flavors to meld and consistency to firm.
  4. Oven Preparation: Preheat oven to 350F, positioning rack centrally and lining baking sheet with parchment paper to prevent sticking.
  5. Cookie Shaping and Decorating: Scoop chilled dough onto prepared baking sheet, strategically embedding marshmallows and creating swirled patterns with a utensil to enhance visual appeal and flavor complexity.
  6. Baking Process: Bake for 8-10 minutes, targeting edges with subtle firmness while maintaining a soft, tender center. Remove from oven and allow cookies to rest momentarily on baking sheet before transferring to cooling rack for final temperature stabilization.

Notes

  • Prevent Overmixing: Stir dry ingredients into wet components with gentle, light strokes to maintain the cookie’s tender, delicate texture and prevent tough, dense results.
  • Marshmallow Swirl Technique: Use a toothpick or small knife to create elegant marble-like patterns by carefully dragging marshmallow across the cookie’s surface before baking.
  • Chill Dough Strategically: Refrigerating the dough for 30 minutes helps intensify flavors, prevents excessive spreading, and allows ingredients to bind more effectively during baking.
  • Temperature Control: Watch cookies closely during the 8-10 minute baking window, looking for slightly firm edges and soft centers to ensure perfect moisture and texture balance.
  • Prep Time: 15 minutes
  • Cook Time: 10 minutes
  • Category: Desserts, Snacks
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 11
  • Calories: 225
  • Sugar: 18 g
  • Sodium: 120 mg
  • Fat: 10 g
  • Saturated Fat: 6 g
  • Unsaturated Fat: 3 g
  • Trans Fat: 0 g
  • Carbohydrates: 32 g
  • Fiber: 1 g
  • Protein: 2 g
  • Cholesterol: 30 mg
Liam O’Sullivan

Liam O’Sullivan

Founder & Culinary Content Creator

Expertise

Recipe Development​, Traditional Irish and European Cuisines, Food Styling and Photography, Culinary Education​

Education

Dublin Institute of Technology (DIT) – School of Culinary Arts and Food Technology

  • Degree: Bachelor of Arts in Culinary Arts
  • Focus: Comprehensive training in classical and modern cooking techniques, kitchen management, and menu development.​

Ballymaloe Cookery School

  • Program: 12-Week Certificate Course
  • Focus: Intensive, hands-on experience emphasizing farm-to-table cooking and sustainable practices.​

Isabella brings a global spark to the Craft Meats table. Born in Florence and trained at the Apicius International School of Hospitality, she blends classic Italian flavor with modern writing that’s easy to follow and hard to forget. 

Her additional training at the Italian Chef Academy fueled her love for well-crafted dishes, especially ones that spotlight beautiful cuts of meat.

She’s a food writer with heart, and a deep love for storytelling through single recipes. Her goal? To help you cook with more confidence and a little more joy, no matter where you start.

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