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No Bake Chocolate Mousse Brownies – Simple and Stunning

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These Chocolate Mousse Brownies feature a fudgy cocoa brownie base topped with light, airy chocolate mousse and optional whipped cream or ganache — a dreamy layered dessert for any chocolate lover

Ingredients

Scale

Brownie Layer:

  • 1/2 cup unsalted butter, melted

  • 1 cup granulated sugar

  • 2 large eggs

  • 1 tsp vanilla extract

  • 1/3 cup cocoa powder

  • 1/2 cup all-purpose flour

  • 1/4 tsp salt

  • 1/2 cup chocolate chips (optional)

Mousse Layer:

  • 6 oz semi-sweet chocolate, chopped

  • 1 cup heavy cream

  • 2 egg yolks (optional)

  • 2 tbsp sugar (optional, adjust to taste)

Optional Topping:

  • 1/2 cup heavy cream

  • 1 tbsp powdered sugar

  • 1/2 tsp vanilla extract
    or

  • 1/4 cup heavy cream + 1/4 cup chopped chocolate (for ganache)

Instructions

  • Preheat oven to 350°F. Line and grease an 8×8 pan.

  • Mix brownie ingredients, spread into pan, and bake for 22–25 minutes. Cool completely.

  • Melt chocolate, cool slightly. Whip cream to stiff peaks.

  • (Optional) Whisk egg yolks with sugar over heat, then mix into chocolate.

  • Fold whipped cream into chocolate in three batches. Spread over brownie base.

  • Chill at least 3 hours.

  • Top with whipped cream or ganache, chill again if needed. Slice and serve.

Notes

  • Chill knife before cutting for neat slices.

  • Can be made 1–2 days in advance.

  • Store in fridge up to 5 days or freeze for later.