Save to Pinterest A playful, decadent dessert featuring layers of chocolate cookies and fluffy marshmallow frosting, stacked to resemble a cozy mug of hot cocoa.
Ingredients
- Cookies: 1 1/2 cups (190 g) all purpose flour, 1/2 cup (50 g) unsweetened cocoa powder, 1/2 tsp baking soda, 1/4 tsp salt, 1/2 cup (115 g) unsalted butter softened, 3/4 cup (150 g) granulated sugar, 1/4 cup (50 g) brown sugar, 1 large egg, 1 tsp vanilla extract, 2 tbsp milk
- Marshmallow Frosting: 1 cup (225 g) unsalted butter softened, 2 cups (240 g) powdered sugar sifted, 1 jar (7 oz/200 g) marshmallow crème, 1 tsp vanilla extract, Pinch of salt
- Decorations: 1/2 cup (85 g) mini marshmallows, 1/4 cup (40 g) chocolate chips melted (for drizzling), 8 mini candy canes (optional for mug handles)
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Instructions
- Preheat oven:
- Preheat oven to 350°F (175°C). Line 2 baking sheets with parchment paper.
- Mix dry ingredients:
- In a medium bowl, whisk flour, cocoa powder, baking soda, and salt.
- Cream butter and sugars:
- In a large bowl, beat butter and both sugars until light and fluffy, about 2 minutes.
- Add egg and vanilla:
- Add egg and vanilla, beating until combined.
- Combine ingredients:
- Mix in half the dry ingredients, then the milk, then the rest of the dry ingredients.
- Shape cookies:
- Scoop tablespoon sized balls onto baking sheets, flattening slightly to 2 inch rounds.
- Bake:
- Bake for 1012 minutes until set but still soft. Cool completely.
- Prepare frosting:
- For frosting, beat butter until creamy. Gradually beat in powdered sugar. Mix in marshmallow crème, vanilla, and salt until fluffy.
- Assemble stacks:
- To assemble, spread a thick layer of frosting on a cookie, top with another cookie. Repeat to form stacks of three cookies each.
- Decorate:
- Spread frosting on top, sprinkle with mini marshmallows, and drizzle with melted chocolate.
- Add handles:
- Press a mini candy cane into the side to create a mug handle, if using.
- Chill:
- Chill stacks 10 minutes before serving for best results.
Save to Pinterest 
Save to Pinterest Pair with hot cocoa or coffee for a cozy treat.
Recipe Questions & Answers
- → What makes the cookie layers soft yet sturdy?
The cookie dough combines cocoa powder and baking soda to yield a tender texture that holds its shape well after baking.
- → How is the marshmallow frosting prepared?
Butter is creamed before gradually mixing in powdered sugar and marshmallow crème, creating a fluffy, smooth frosting.
- → Can candy canes be omitted?
Yes, candy canes are optional decorations that add a festive handle look but can be skipped without affecting flavor.
- → What is the best way to assemble the stacks?
Spread a thick layer of frosting between each cookie, stacking three high, then frost the top and decorate with mini marshmallows and chocolate drizzle.
- → How long should the stacks chill before serving?
Chilling for about 10 minutes helps the frosting set and ensures the stacks hold together for serving.
