Marshmallow Brownies

5 from 1 vote

These Frosted Chocolate Marshmallow Brownies elevate a simple boxed brownie mix with a layer of gooey melted marshmallows and a rich, homemade chocolate frosting. By baking the brownies for a cake-like texture, they provide a sturdy base for the toppings. The warm frosting is poured over the marshmallows, creating a decadent and easy-to-make treat that's best cut with a plastic knife once cooled.

Course Dessert

Cuisine American

Keyword bars, brownies, chocolate, frosting, marshmallow

Prep Time 10

Cook Time 40

Cooling 2

Total Time 2 50

Servings servings

Calories 425kcal

Author Laura

Equipment

Ingredients

1 pkg boxed brownie mix 9 x13 size, plus ingredients needed to prepare the brownies
Miniature marshmallows

Frosting:

½ cup butter
4 Tbsp cocoa powder
3 Tbsp milk
3 Tbsp water
3 ½ cups powdered' sugar
1 tsp vanilla

Instructions

Prepare the brownie mix according to package directions for CAKE LIKE brownies. Bake according to package directions.
When brownies are done, cover them with a layer of miniature marshmallows and put back into the oven for a few minutes until marshmallows are nice and puffy. Cool brownies and top with frosting recipe below.
For the frosting: Bring 1/2 cup butter, cocoa, milk, and water to a boil. Remove from heat.
While still hot, add powdered sugar and vanilla. Beat well. Pour frosting over brownies while frosting is still hot. Allow to cool. Once cool, the best way to cut the brownies is with a plastic knife. Makes 12-16 servings.

Nutrition