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+ servings

Disappearing Marshmallow Brownies

These brownies are full of chocolate chips and a have pockets of melted marshmallows scattered throughout, making these bars chewy and irresistible!!
Prep Time 10 mins
Cook Time 20 mins
Total Time 30 mins
Course Dessert
Servings 24


  • 1 c butterscotch chips
  • ½ c butter
  • 1 ½ c flour
  • c brown sugar
  • 2 teaspoon baking powder
  • ½ teaspoon salt
  • 1 teaspoon vanilla
  • 2 eggs
  • 2 c mini marshmallows
  • 2 c semi-sweet chocolate chips (milk chocolate is fine too)
  • ½ c chopped walnuts or pecans optional


  • Preheat oven to 350°F.
  • Line a 9x13 pan* with parchment paper (or spray with cooking spray).
  • Add the butter and butterscotch chips to a microwave-safe bowl. Microwave until smooth, stirring frequently.
  • Pour the butterscotch mixture into a large mixing bowl. Add the flour, brown sugar, baking powder and salt.
  • Add the vanilla and eggs and stir until smooth.
  • Gently stir in the marshmallows, chocolate chips and nuts (optional) just until combined.
  • Spread into your prepared pan and baked for 20-25 minutes.
  • The center will be jiggly, but will become firm when cool.


*This recipe can be halved and baked in an 8x8" pan, too.  
Tried this recipe?Follow me at @dancearoundthekitchen.kelsey and let me know how you liked it!