Easy Chocolate Mousse Cake Recipe
If you’re looking for a dessert that’s rich, creamy, and simply irresistible, this Easy Chocolate Mousse Cake Recipe is just what you need. This cake has become a staple in my kitchen because it combines the best of both worlds: moist cake layers and airy chocolate mousse. Whether it’s a family gathering, a birthday celebration, or just a sweet tooth craving on a busy weeknight, this cake never fails to impress!
The beauty of this recipe lies in its simplicity. Even if you’re not an experienced baker, you can create something truly special that will wow your friends and family. With just a few wholesome ingredients, you’ll have a dessert that feels fancy without all the fuss.
Why You’ll Love This Recipe
- Easy to Make: This recipe uses straightforward steps that anyone can follow. You don’t need to be a pro in the kitchen to whip up this delicious cake!
- Perfect for Any Occasion: Whether it’s a holiday gathering or just an ordinary Tuesday, this chocolate mousse cake fits right in.
- Make-Ahead Convenience: You can prepare this cake in advance and let it chill in the fridge. It’s great for busy days when you want something ready to serve.
- Deliciously Indulgent: With layers of rich chocolate flavor and creamy mousse, this cake is pure bliss for any chocolate lover.

Ingredients You’ll Need
For this Easy Chocolate Mousse Cake Recipe, you’ll only need simple and wholesome ingredients that are probably already in your pantry. Here’s what you’ll need to get started:
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 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 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 recipe is its flexibility! Feel free to get creative with these ideas:
- Add Flavorings: Experiment with different extracts like almond or orange for a unique twist.
- Mix in Fruits: Fold in some raspberries or strawberries into the mousse for added freshness.
- Try Different Chocolates: Use dark chocolate or even white chocolate for different flavor profiles.
How to Make Easy Chocolate Mousse Cake Recipe
Step 1: Preheat the Oven and Prepare Your Pans
Start by setting your oven to 350°F (175°C). It’s important to preheat so that your cake bakes evenly. Grease and flour two round cake pans or line them with parchment paper for easy removal later.
Step 2: Combine Dry Ingredients
In a large mixing bowl, whisk together the sifted flour, granulated sugar, cocoa powder, baking powder, baking soda, and salt until they’re well combined. This step is crucial as it ensures that your dry ingredients are evenly distributed for perfect texture.
Step 3: Mix Wet Ingredients
In another bowl, beat together the eggs, vegetable oil, buttermilk, and hot coffee. The hot coffee intensifies the chocolate flavor beautifully! Mixing these ingredients at room temperature helps create a smooth batter.
Step 4: Combine Dry and Wet Ingredients
Gently blend your dry and wet mixtures until they’re just combined. Be careful not to over-mix; some lumps are okay! This will keep your cake light and fluffy.
Step 5: Bake the Cakes
Divide your batter evenly into the prepared pans and bake for 25–30 minutes until a toothpick inserted comes out clean. Don’t forget to let them cool completely before assembling!
Step 6: Prepare the Chocolate Mousse
Melt your semisweet chocolate gently in a microwave or double boiler until smooth. Let it cool slightly while you whip up the cream.
Step 7: Whip Cream with Sugar and Vanilla
In another mixing bowl, beat cold heavy whipping cream with powdered sugar and vanilla extract until stiff peaks form. This will give your mousse that light texture we all love!
Step 8: Fold Chocolate into Whipped Cream
Carefully fold the cooled melted chocolate into your whipped cream mixture until fully incorporated. Folding gently helps maintain that airy texture we want in our mousse!
Step 9: Assemble Your Cake
Place one layer of cake into a springform pan. Spread half of the mousse on top before adding another layer of cake followed by the remaining mousse. Smooth out the top before refrigerating.
Step 10: Chill Until Set
Cover with plastic wrap and refrigerate for at least three hours or overnight if possible. This allows everything to set beautifully; trust me—it’s worth it!
Step 11: Prepare Ganache Topping
Heat heavy cream until just simmering then pour over finely chopped bittersweet chocolate. Stir until smooth before adding corn syrup and butter for that glossy finish.
Step 12: Finish Your Cake
Spread the ganache over your chilled mousse cake after it has set completely. Let it drip down the sides slightly for that gorgeous bakery look!
Step 13: Slice & Serve
When you’re ready to dig in, use a hot knife to slice through your beautiful creation cleanly. Enjoy each bite of this indulgent treat!
Pro Tips for Making Easy Chocolate Mousse Cake Recipe
Making a chocolate mousse cake is a delightful adventure, and these pro tips will help you achieve the perfect result every time!
- Use room temperature ingredients: Ensuring your eggs and buttermilk are at room temperature helps create a smoother batter, leading to a fluffier cake and a better blend of flavors.
- Melt chocolate gently: When melting the chocolate for your mousse, do it slowly over low heat or use a double boiler. This prevents burning and ensures a silky texture that incorporates beautifully into the whipped cream.
- Fold gently: When combining the whipped cream with the melted chocolate, use a gentle folding motion. This helps maintain the airiness of the whipped cream, resulting in a light and airy mousse.
- Chill properly: Allowing your mousse cake to chill for at least three hours (or overnight if possible) is crucial. This helps the layers set well and enhances the flavor as it develops over time.
- Serve with a hot knife: To slice your cake neatly without tearing the mousse layers, run your knife under hot water before cutting. A clean slice makes for an impressive presentation!
How to Serve Easy Chocolate Mousse Cake Recipe
Serving this decadent cake can be just as enjoyable as making it! Here are some ideas to present it beautifully.
Garnishes
- Whipped cream: A dollop of freshly whipped cream adds extra richness and an appealing visual contrast against the dark chocolate.
- Chocolate shavings: Use a vegetable peeler on a bar of chocolate to create delicate shavings that add texture and elegance.
- Fresh berries: A handful of raspberries or strawberries not only brightens up the plate but also introduces a delightful tartness that pairs wonderfully with chocolate.
Side Dishes
- Vanilla ice cream: Creamy vanilla ice cream complements the rich chocolate flavor perfectly, providing a refreshing contrast in temperature and taste.
- Fruit salad: A light fruit salad made from seasonal fruits offers brightness and balance, making each bite feel lighter.
- Coffee or tea: Serving your cake alongside freshly brewed coffee or herbal tea not only enhances flavor but creates an inviting atmosphere for enjoying dessert.
- Chocolate sauce: Drizzling warm chocolate sauce over each slice adds an extra layer of indulgence that true chocolate lovers will appreciate.
With these tips and serving suggestions, your Easy Chocolate Mousse Cake will not only taste divine but also look stunning on any table! Enjoy sharing this treat with friends and family or savoring it all by yourself—after all, you deserve it!

Make Ahead and Storage
This Easy Chocolate Mousse Cake Recipe is perfect for meal prep, allowing you to create a delightful dessert in advance for celebrations or cozy evenings at home. Whether you’re planning a gathering or simply want to indulge yourself later, here are some helpful tips for storing and enjoying your cake.
Storing Leftovers
- Allow the cake to cool completely before storing.
- Cover the cake tightly with plastic wrap, or place it in an airtight container.
- Store in the refrigerator for up to 3 days.
- For best results, enjoy within the first couple of days for optimal freshness.
Freezing
- To freeze the cake, ensure it is fully cooled and set.
- Wrap each layer in plastic wrap and then aluminum foil to prevent freezer burn.
- Freeze for up to 2 months.
- Thaw the cake layers in the refrigerator overnight before assembling with mousse.
Reheating
- If you prefer your chocolate mousse cake slightly warm, gently reheat individual slices in the microwave.
- Use medium heat and heat for about 10-15 seconds at a time until warmed through.
- Avoid overheating to maintain the texture of both the mousse and cake.
FAQs
Here are some common questions about this delightful dessert!
Can I make this Easy Chocolate Mousse Cake Recipe without gelatin?
Absolutely! The recipe includes an optional vegan gelatin stabilizer. You can skip it entirely if you prefer a lighter mousse, as long as you’re using cold ingredients while whipping the cream.
What makes this Easy Chocolate Mousse Cake Recipe so special?
This recipe stands out due to its rich layers of moist chocolate cake complemented by airy chocolate mousse and a glossy ganache topping. It’s a crowd-pleaser that combines various textures and flavors that everyone will love!
How long does it take to prepare the Easy Chocolate Mousse Cake Recipe?
The total time for this recipe is approximately 255 minutes, which includes prep time, baking time, and chilling time. However, most of that is passive time while the cake sets in the refrigerator.
Can I use low-fat ingredients in this Easy Chocolate Mousse Cake Recipe?
While it’s possible to substitute lower-fat versions of some ingredients like cream or buttermilk, keep in mind that this may affect the richness and texture of your final product. For best results, try to stick with full-fat ingredients.
Final Thoughts
I hope you’re as excited as I am about making this Easy Chocolate Mousse Cake Recipe! It’s not just a treat; it’s an experience filled with rich flavors and airy textures that everyone will adore. Whether it’s for a special occasion or just because you deserve something sweet, I’m sure you’ll find joy in every slice. Enjoy baking and sharing this delightful dessert with loved ones!
Easy Chocolate Mousse Cake Recipe
Indulge in the delightful flavors of our Easy Chocolate Mousse Cake Recipe, a truly decadent dessert that combines moist chocolate cake layers with airy chocolate mousse—a heavenly treat for any occasion. This recipe is designed for simplicity, making it accessible for bakers of all skill levels while still delivering an impressive outcome. Perfect for family gatherings or a sweet weeknight craving, this cake is sure to impress. With just a handful of wholesome ingredients and straightforward steps, you can create a show-stopping dessert that tastes as luxurious as it looks.
- Prep Time: 30 minutes
- Cook Time: 30 minutes
- Total Time: 1 hour
- Yield: About 12 servings 1x
- Category: Dessert
- Method: Baking
- Cuisine: Not specified
Ingredients
- 1 ¾ cups all-purpose flour
- 2 cups granulated sugar
- ¾ cup unsweetened cocoa powder
- 2 large eggs
- ½ cup vegetable oil
- 1 cup buttermilk
- 8 oz semisweet chocolate
- 2 cups heavy whipping cream
Instructions
- Preheat your oven to 350°F (175°C) and prepare 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 together.
- Combine wet and dry ingredients until just mixed; pour into prepared pans.
- Bake for 25–30 minutes or until a toothpick comes out clean; cool completely.
- For the mousse, melt chocolate and let it cool slightly. Whip cream with sugar and vanilla until stiff peaks form; fold in melted chocolate gently.
- Layer the cooled cake with mousse in a springform pan; refrigerate until set.
- Prepare ganache by heating cream and pouring over chopped bittersweet chocolate; add corn syrup and butter for shine.
- Spread ganache over the chilled mousse cake before serving.
Nutrition
- Serving Size: 1 slice (85g)
- Calories: 385
- Sugar: 28g
- Sodium: 289mg
- Fat: 24g
- Saturated Fat: 14g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 43g
- Fiber: 3g
- Protein: 5g
- Cholesterol: 74mg