Chocolate Marshmallow Sandwich Cookies are a dreamy treat for anyone who loves a rich, chocolatey bite with a gooey marshmallow center. These soft, fudgy cookies are filled with fluffy marshmallow cream, making them an irresistible dessert for holidays, parties, or simply a sweet afternoon pick-me-up. Their playful texture and decadent flavor make them a hit with kids and adults alike.
Why You’ll Love This Recipe
Chocolate Lover’s Dream – Soft, chewy chocolate cookies with deep cocoa flavor.
Gooey Marshmallow Filling – Sweet, fluffy marshmallow cream between each cookie.
Fun & Easy – Straightforward steps for a bakery-style treat.
Perfect for Sharing – Great for gatherings or as homemade gifts.
Ingredients
For the Cookies:
- 1 cup (2 sticks) unsalted butter, softened
- 1 cup brown sugar, packed
- ½ cup granulated sugar
- 2 large eggs
- 2 tsp vanilla extract
- 2 cups all-purpose flour
- ¾ cup unsweetened cocoa powder
- 1 tsp baking soda
- ½ tsp baking powder
- ½ tsp salt
For the Filling:
- 1 cup marshmallow creme (or fluff)
- ½ cup unsalted butter, softened
- 1 cup powdered sugar
- 1 tsp vanilla extract
Instructions
- Make the Cookie Dough
In a large bowl, cream together butter, brown sugar, and granulated sugar until fluffy. Beat in eggs and vanilla. In a separate bowl, whisk together flour, cocoa, baking soda, baking powder, and salt. Gradually add the dry ingredients to the wet mixture until combined. - Shape and Bake
Preheat oven to 350°F (175°C). Scoop dough into 1-tbsp balls and place on parchment-lined baking sheets, spacing 2 inches apart. Bake for 8–10 minutes, until set around the edges but still soft in the center. Cool completely on a wire rack. - Prepare the Filling
Beat marshmallow creme and butter together until smooth. Add powdered sugar and vanilla, mixing until fluffy. - Assemble the Sandwiches
Spread or pipe marshmallow filling onto the flat side of one cookie. Top with another cookie to create a sandwich. Repeat with remaining cookies and filling.

Nutritional Information
Calories: ~250
Protein: 2g
Fat: 12g
Carbohydrates: 34g
Sugar: 22g
Fiber: 2g
Tips for Success
- Don’t Overbake – Keep cookies soft for the best texture.
- Chill the Filling – If the marshmallow mixture is too soft, refrigerate briefly before assembling.
- Store Properly – Keep in an airtight container to maintain softness.
Why This Recipe Works
The fudgy cookies balance perfectly with the sweet, airy marshmallow filling. The contrast in textures — soft cookie and creamy center — makes every bite satisfying. Simple ingredients come together to create an elegant yet playful dessert.
Chocolate Marshmallow Sandwich Cookies are a perfect combination of rich chocolate and fluffy marshmallow cream. Easy to make and endlessly fun to eat, they’re a delightful treat for any occasion.
Chocolate Marshmallow Sandwich Cookies – Soft, Gooey, and Indulgent
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kcalSoft, fudgy chocolate cookies filled with creamy marshmallow fluff — a playful, indulgent treat ideal for parties, holidays, or gifting.
Ingredients
For the Cookies:
1 cup (2 sticks) unsalted butter, softened
1 cup brown sugar, packed
½ cup granulated sugar
2 large eggs
2 tsp vanilla extract
2 cups all-purpose flour
¾ cup unsweetened cocoa powder
1 tsp baking soda
½ tsp baking powder
½ tsp salt
For the Filling:
1 cup marshmallow creme (or fluff)
½ cup unsalted butter, softened
1 cup powdered sugar
1 tsp vanilla extract
Instructions
- Make the Cookie Dough
In a large bowl, cream together butter, brown sugar, and granulated sugar until fluffy. Beat in eggs and vanilla. In a separate bowl, whisk together flour, cocoa, baking soda, baking powder, and salt. Gradually add the dry ingredients to the wet mixture until combined. - Shape and Bake
Preheat oven to 350°F (175°C). Scoop dough into 1-tbsp balls and place on parchment-lined baking sheets, spacing 2 inches apart. Bake for 8–10 minutes, until set around the edges but still soft in the center. Cool completely on a wire rack. - Prepare the Filling
Beat marshmallow creme and butter together until smooth. Add powdered sugar and vanilla, mixing until fluffy. - Assemble the Sandwiches
Spread or pipe marshmallow filling onto the flat side of one cookie. Top with another cookie to create a sandwich. Repeat with remaining cookies and filling.
Notes
- Don’t Overbake – Keep cookies soft for the best texture.
Chill the Filling – If the marshmallow mixture is too soft, refrigerate briefly before assembling.
Store Properly – Keep in an airtight container to maintain softness.