why make this recipe
Chocolate Mousse Brownies are a delightful treat that combines two favorites: the rich, fudgy texture of brownies and the light, creamy goodness of chocolate mousse. This recipe is perfect for chocolate lovers and makes for a great dessert for parties, gatherings, or just a cozy night in. The blend of flavors and textures ensures a satisfying bite every time you indulge in these brownies.
how to make Chocolate Mousse Brownies
Ingredients:
- 1 cup unsalted butter
- 2 cups granulated sugar
- 4 large eggs
- 1 teaspoon vanilla extract
- 1 cup all-purpose flour
- 1 cup cocoa powder
- 1/2 teaspoon salt
- 1 cup heavy cream
- 8 oz semi-sweet chocolate, chopped
- 1/4 cup powdered sugar
Directions:
- Preheat the oven to 350°F (175°C). Grease a 9×13 inch baking pan.
- Melt butter and sugar together in a saucepan over medium heat, stirring until combined.
- Remove from heat and let cool slightly, then whisk in the eggs and vanilla until smooth.
- Stir in flour, cocoa powder, and salt until just combined.
- Pour the brownie batter into the prepared baking pan and bake for about 25-30 minutes or until a toothpick comes out mostly clean.
- Let the brownies cool completely.
- For the mousse, heat heavy cream in a saucepan until it begins to steam. Pour over chopped chocolate and let sit for a few minutes. Stir until smooth.
- Whisk in powdered sugar until combined.
- Spread the mousse over the cooled brownies and refrigerate until set, about 2 hours.
- Serve chilled with a glossy ganache on top if desired.
how to serve Chocolate Mousse Brownies
Chocolate Mousse Brownies are best served chilled. Slice them into squares and place them on a dessert platter. You can top them with a drizzle of chocolate ganache or a dollop of whipped cream for an extra touch. They are perfect for special occasions or as a sweet treat after dinner.
how to store Chocolate Mousse Brownies
Store leftover Chocolate Mousse Brownies in an airtight container in the refrigerator. They can last for up to 4 days. If you want to keep them longer, you can freeze them. Just make sure to wrap them tightly in plastic wrap and place them in a freezer-safe container. They can be frozen for up to 3 months.
tips to make Chocolate Mousse Brownies
- Make sure the butter is melted but not too hot when mixing with eggs to avoid scrambling them.
- Use high-quality chocolate for the mousse for a richer flavor.
- Allow the brownies to cool completely before adding the mousse to prevent it from melting.
- If you want a thicker mousse layer, you can double the mousse recipe.
variation
For a fun twist, you can add nuts, like walnuts or pecans, to the brownie batter. You can also add a layer of raspberry or cherry preserves under the mousse for a fruity contrast.
FAQs
-
Can I use dark chocolate instead of semi-sweet chocolate for the mousse?
Yes, you can use dark chocolate if you prefer a richer chocolate flavor. -
Do I need to refrigerate the brownies after making them?
Yes, it’s best to refrigerate the brownies with the mousse to help it set properly. -
Can I make the brownies ahead of time?
Absolutely! You can make the brownies a day in advance and prepare the mousse on the day you want to serve them.

Chocolate Mousse Brownies
Ingredients
Equipment
Method
- In a saucepan, melt butter and sugar over low heat until sugar is mostly dissolved, then remove from heat.
- Whisk in eggs and vanilla until well combined, ensuring the mixture is not too hot to scramble the eggs.
- Gradually mix in flour, cocoa powder, and salt until just combined, then fold in chocolate chips.
- Pour batter into a greased 8x8 inch pan and bake at 350°F (175°C) for 25-30 minutes, or until a toothpick inserted comes out with moist crumbs. Let cool completely.
- Gently melt semisweet chocolate and let it cool to room temperature.
- In a large bowl, whip heavy cream, powdered sugar, and vanilla extract until stiff peaks form.
- Gently fold the cooled melted chocolate into the whipped cream until no streaks remain.
- Spread the chocolate mousse evenly over the cooled brownie layer in the pan.
- Refrigerate for at least 3-4 hours, or overnight, until the mousse is set before slicing and serving.