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Fudgy Marshmallow Chocolate Cookies

Rich and gooey chocolate cookies filled with melted marshmallows and chunks of chocolate for the ultimate decadent dessert experience.
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Prep Time 20 minutes
Cook Time 12 minutes
Total Time 32 minutes
Servings: 18 cookies
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 290
Ingredients Equipment Method Notes

Ingredients
  

Cookie Dough
  • 1 cup unsalted butter softened
  • 1 cup brown sugar packed
  • 0.5 cup granulated sugar
  • 2 eggs large
  • 2 tsp vanilla extract
  • 1.75 cups all-purpose flour
  • 0.75 cup unsweetened cocoa powder
  • 1 tsp baking soda
  • 0.5 tsp salt
  • 1 cup semi-sweet chocolate chips
  • 1 cup dark chocolate chopped
  • 1.5 cups mini marshmallows

Equipment

  • Mixing bowls
  • Baking sheet
  • Wire rack
  • Hand mixer or stand mixer

Method
 

  1. Preheat oven to 350°F (175°C). Line baking sheets with parchment paper.
  2. Cream butter, brown sugar, and granulated sugar until light and fluffy.
  3. Beat in eggs one at a time, then add vanilla extract.
  4. In another bowl, whisk together flour, cocoa powder, baking soda, and salt.
  5. Gradually combine dry ingredients with wet ingredients until a thick dough forms.
  6. Fold in chocolate chips, chopped dark chocolate, and mini marshmallows.
  7. Scoop dough onto prepared baking sheets, spacing cookies 2 inches apart.
  8. Bake for 10–12 minutes until edges are set but centers remain soft.
  9. Cool cookies on baking sheet for 5 minutes before transferring to wire rack.
  10. Serve warm for maximum gooey marshmallow texture.

Notes

For extra gooey cookies, press a few additional marshmallows onto the tops immediately after baking. Store in an airtight container for up to 4 days.