Easy Chocolate Mousse Cake Recipe
If you’re looking for an indulgent dessert that feels special yet is surprisingly easy to make, then this Easy Chocolate Mousse Cake Recipe is just what you need! This recipe has been a family favorite for years, and it never fails to impress at gatherings. The combination of rich chocolate cake, airy mousse, and shiny ganache creates a delightful treat that everyone loves. Whether it’s a birthday celebration, a holiday feast, or just a cozy night in, this cake is perfect for any occasion.
What I love most about this cake is how it comes together easily and can be made ahead of time. You can whip up the layers and let them chill while you prepare everything else. It’s the kind of dessert that makes you feel like a star baker without spending hours in the kitchen!
Why You’ll Love This Recipe
- Decadent flavor: Each layer brings rich chocolate taste, making every bite pure bliss.
- Easy to prepare: With straightforward instructions, even novice bakers can create this masterpiece.
- Make-ahead convenience: Prepare it in advance and let it chill until it’s time to serve.
- Family-friendly: Kids and adults alike will adore this delightful treat—perfect for any chocolate lover!
- Stunning presentation: The glossy ganache topping makes for an impressive display that’s sure to wow your guests.

Ingredients You’ll Need
This Easy Chocolate Mousse Cake Recipe uses simple, wholesome ingredients that create an unforgettable flavor. Let’s gather everything you need:
For the Cake Layers
- 1 ¾ cups All-purpose flour (Sifted)
- 2 cups Granulated sugar
- ¾ cup Unsweetened cocoa powder (High-quality)
- 2 tsp Baking powder
- 1 ½ tsp Baking soda
- 1 tsp Salt
- 2 large Eggs (Room temperature)
- ½ cup Vegetable oil (Neutral-flavored)
- 1 cup Buttermilk (Room temperature)
- 1 cup Hot coffee (Enhances chocolate flavor)
For the Chocolate Mousse
- 8 oz Semisweet chocolate (Melted and cooled)
- 2 cups Heavy whipping cream (Cold)
- 1 tbsp Powdered sugar
- 1 tsp Vanilla extract
- 1 tsp Unflavored Vegan vegan gelatin (Optional stabilizer)
For the Ganache Topping
- 6 oz Bittersweet chocolate (Finely chopped)
- ¾ cup Heavy cream (Heated)
- 1 tbsp Light corn syrup (For shine)
- 1 tbsp Butter (Room temperature)
Variations
One of the best things about this Easy Chocolate Mousse Cake Recipe is its flexibility! Feel free to play around with flavors or ingredients to make it your own.
- Add a fruity twist: Layer fresh raspberries or strawberries between the cake and mousse for a burst of freshness.
- Experiment with flavors: Swap the vanilla extract for mint or orange extract to give your mousse a unique flair.
- Use different chocolates: Try using white chocolate or milk chocolate for a different taste experience.
- Make it gluten-free: Substitute all-purpose flour with a gluten-free blend to accommodate dietary preferences.
How to Make Easy Chocolate Mousse Cake Recipe
Step 1: Prepare Your Oven and Pans
Start by setting your oven to 350°F (175°C). Grease and flour two round cake pans. This ensures that your cakes come out easily once baked.
Step 2: Mix Dry Ingredients
In a large bowl, whisk together the sifted flour, granulated sugar, cocoa powder, baking powder, baking soda, and salt until well combined. This step is essential as it helps evenly distribute all the leavening agents.
Step 3: Combine Wet Ingredients
In another bowl, beat together the room temperature eggs, vegetable oil, buttermilk, and hot coffee until smooth. This mixture adds moisture and richness to your cake.
Step 4: Blend Dry and Wet Ingredients
Pour the wet mixture into the dry ingredients. Stir gently until just combined—be careful not to overmix! A smooth batter ensures a light and fluffy cake texture.
Step 5: Bake the Cakes
Divide the batter evenly between the prepared pans. Bake in your preheated oven for 25–30 minutes or until a toothpick inserted into the center comes out clean. Once baked, allow them to cool completely on wire racks.
Step 6: Prepare the Mousse
For the mousse layer, melt semisweet chocolate gently over low heat or in a microwave. Allow it to cool slightly. In another bowl, whip cold heavy cream with powdered sugar and vanilla until stiff peaks form. Gently fold in the melted chocolate until fully combined.
Step 7: Assemble Your Cake
Place one layer of cooled cake on a serving plate or springform pan base. Spread half of the mousse on top. Add the second layer of cake and repeat with the remaining mousse. Refrigerate for at least three hours until set.
Step 8: Make Ganache Topping
Heat heavy cream until steaming but not boiling. Pour over finely chopped bittersweet chocolate in a bowl along with light corn syrup and butter. Stir until smooth; this glossy ganache will elevate your cake’s appearance!
Step 9: Finish Your Cake
Once chilled and set, pour ganache over your layered cake so it flows down the sides beautifully. Slice with a hot knife for clean edges before serving!
Now you have an incredible Easy Chocolate Mousse Cake that’s perfect for any occasion! Enjoy every delicious slice!
Pro Tips for Making Easy Chocolate Mousse Cake Recipe
Creating a stunning chocolate mousse cake is a delightful experience, and these pro tips will help you achieve the best results!
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Use Room Temperature Ingredients: Make sure your eggs and buttermilk are at room temperature before mixing. This helps create a smoother batter and ensures even baking.
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Sift Your Dry Ingredients: Sifting flour, sugar, and cocoa powder not only removes lumps but also aerates the mixture. This results in a lighter and fluffier cake texture.
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Don’t Overmix the Batter: Once you combine your wet and dry ingredients, mix just until combined. Overmixing can lead to a dense cake instead of the light texture we want for this dessert.
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Chill Your Mixing Bowl and Whisk: For the whipped cream, chilling your bowl and whisk in advance can help achieve stiffer peaks more quickly. A cold environment keeps the cream from warming up too fast.
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Let Ganache Cool Slightly Before Pouring: Allow your ganache to cool down just a bit before spreading it on the cake; this will help it set nicely without melting the mousse layers underneath.
How to Serve Easy Chocolate Mousse Cake Recipe
Presenting your chocolate mousse cake beautifully can make it even more enjoyable! Here are some ideas to enhance your serving presentation.
Garnishes
- Fresh Berries: Adding fresh raspberries or strawberries on top not only adds color but also provides a refreshing contrast to the rich chocolate flavor.
- Chocolate Shavings: Use a vegetable peeler to create delicate shavings from chocolate bars. Sprinkle them over the ganache for an elegant touch.
- Mint Leaves: A few fresh mint leaves can brighten up the dish visually while adding a hint of freshness that complements the richness of the cake.
Side Dishes
- Vanilla Ice Cream: The creamy sweetness of vanilla ice cream pairs perfectly with this rich cake, providing a contrasting texture that’s simply divine.
- Whipped Coconut Cream: For a dairy-free option, whipped coconut cream offers a light and fluffy topping that enhances the flavors without being overpowering.
- Fruit Salad: A simple fruit salad with seasonal fruits brings a juicy element that balances out the richness of the chocolate mousse cake beautifully.
- Espresso or Coffee: Serving a small cup of espresso or coffee alongside the cake enhances its flavor profile, making each bite more decadent while providing an energizing finish.
With these tips and serving suggestions, you’re all set to impress not only with your baking skills but also with your presentation talents. Enjoy every slice of this indulgent Easy Chocolate Mousse Cake!

Make Ahead and Storage
This Easy Chocolate Mousse Cake Recipe is perfect for meal prep! You can make it ahead of time, allowing the flavors to meld beautifully while saving you time on the day of your celebration.
Storing Leftovers
- Place any leftover cake slices in an airtight container.
- Store in the refrigerator for up to 3 days.
- If you notice any condensation, place a paper towel inside the container to absorb excess moisture.
Freezing
- Wrap individual slices tightly in plastic wrap.
- Place wrapped slices in a freezer-safe bag or container.
- Freeze for up to 2 months. Thaw in the refrigerator before serving.
Reheating
- It’s best enjoyed chilled, but if you prefer it slightly warm:
- Preheat your oven to 250°F (120°C).
- Place the cake on a baking sheet and heat for about 10-15 minutes.
- Serve immediately for a delightful warm treat!
FAQs
Here are some common questions that might help you with this recipe.
What makes this Easy Chocolate Mousse Cake Recipe so special?
The combination of moist cake layers, airy chocolate mousse, and a glossy ganache gives this cake its truly decadent nature. It’s an indulgent dessert that impresses at any gathering!
Can I make this Easy Chocolate Mousse Cake Recipe without vegan gelatin?
Yes! While vegan gelatin helps stabilize the mousse, you can simply omit it. The mousse will be slightly softer but still delicious.
How long does it take to set this Easy Chocolate Mousse Cake Recipe?
After assembling the layers, refrigerate the cake for at least 3 hours to ensure it sets properly. Overnight is even better for optimal flavor and texture!
Can I use other types of chocolate in this recipe?
Absolutely! You can substitute semisweet or bittersweet chocolate with dark or milk chocolate based on your taste preference.
Final Thoughts
I hope you find joy in making this Easy Chocolate Mousse Cake Recipe! It’s not just a dessert; it’s a celebration of flavors and textures that brings people together. Enjoy crafting this sweet treat, and don’t hesitate to share your experience or any variations you try! Happy baking!
Easy Chocolate Mousse Cake
Indulge in the rich decadence of our Easy Chocolate Mousse Cake Recipe, a delightful dessert that promises to impress at any gathering. This cake features luscious layers of moist chocolate cake, airy chocolate mousse, and a glossy ganache topping, creating a treat that’s as stunning as it is delicious. Perfect for birthdays, holidays, or cozy nights at home, this recipe allows you to feel like a master baker without spending hours in the kitchen. With straightforward instructions and make-ahead convenience, you can whip this up with ease and enjoy every delicious slice.
- Prep Time: 20 minutes
- Cook Time: 30 minutes
- Total Time: 50 minutes
- Yield: Serves approximately 12 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
Ingredients
- 1 ¾ cups all-purpose flour
- 2 cups granulated sugar
- ¾ cup unsweetened cocoa powder
- 2 tsp baking powder
- 1 ½ tsp baking soda
- 1 tsp salt
- 2 large eggs
- ½ cup vegetable oil
- 1 cup buttermilk
- 1 cup hot coffee
- 8 oz semisweet chocolate
- 2 cups heavy whipping cream
- 6 oz bittersweet chocolate
- 1 tbsp powdered sugar
- 1 tsp vanilla extract
- 1 tbsp light corn syrup
- 1 tbsp butter
Instructions
- Preheat your oven to 350°F (175°C) and grease two round cake pans.
- In a bowl, whisk together flour, sugar, cocoa powder, baking powder, baking soda, and salt.
- In another bowl, beat eggs, oil, buttermilk, and hot coffee until smooth.
- Combine wet and dry ingredients gently until just mixed; do not overmix.
- Pour batter into prepared pans and bake for 25–30 minutes until a toothpick comes out clean. Cool completely.
- For the mousse, melt semisweet chocolate and let cool slightly. Whip cold cream with powdered sugar until stiff peaks form; fold in chocolate.
- Assemble by layering cake with mousse; refrigerate for at least three hours.
- For ganache, heat cream then pour over chopped bittersweet chocolate and stir until smooth; cool slightly before pouring over the cake.
Nutrition
- Serving Size: 1 slice (100g)
- Calories: 390
- Sugar: 35g
- Sodium: 230mg
- Fat: 24g
- Saturated Fat: 14g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 37g
- Fiber: 3g
- Protein: 5g
- Cholesterol: 70mg