If you have a sweet tooth and a love for elegant desserts, then this Heavenly Raspberry Chocolate Mousse Cake Recipe is about to become your new favorite. Imagine layers of rich, moist chocolate cake paired with silky, light-as-air chocolate mousse, and a vibrant raspberry jelly that adds the perfect fruity zing. Every bite offers a divine balance of deep cocoa flavor and refreshing berry tartness that dances on your palate. This recipe is not only a feast for the eyes but also a celebration of textures and tastes that will impress your family and friends every time.

Ingredients You’ll Need
Gathering simple yet high-quality ingredients is the first step to creating a knockout dessert. Each component plays a crucial role—whether it’s the velvety mousse texture, the freshness of raspberries, or the glossy ganache finish, every element brings something magical to the table.
- Chocolate Cake (9 inches): The sturdy, moist base that supports the creamy layers and adds rich chocolate depth.
- Fresh Raspberries (1 cup): Bursting with natural sweetness and tartness, they elevate the cake’s flavor and add vibrant color.
- Sugar (2 tbsp): Balances the tartness of raspberries and sweetens the jelly layer gently.
- Gelatin (1 tsp): Essential for setting the raspberry jelly, giving it that perfect wobble without being too firm.
- Heavy Cream (1 cup + 1/2 cup): Creates the luscious mousse and smooth ganache with a rich, creamy mouthfeel.
- Dark Chocolate (1 cup melted + 1/2 cup chopped + 1/2 cup for garnish): The star ingredient—deep, intense cocoa flavor that melds the entire dessert together.
How to Make Heavenly Raspberry Chocolate Mousse Cake Recipe
Step 1: Prepare Raspberry Jelly Layer
This fresh raspberry jelly is the bright heart of the cake. Start by combining fresh raspberries and sugar in a saucepan over medium heat. As the raspberries soften and release their juices, your kitchen will fill with an irresistible fruity aroma. Then, stirring in gelatin while the mixture is warm helps it set perfectly once chilled, ensuring you get a smooth, tangy jelly layer.
Step 2: Make Chocolate Mousse
Next, whip the heavy cream until it forms stiff peaks—this is what makes the mousse incredibly light and airy. Then gently fold in the melted, cooled dark chocolate, taking care not to deflate the cream. The result is a beautifully smooth mousse that melts in your mouth, balancing the richness of chocolate with delicate fluffiness.
Step 3: Assemble the Cake Layers
Layering the cake is where the magic happens. Place your cooled chocolate cake as a solid base, spread a thick layer of chocolate mousse on top, then add the raspberry jelly layer. Finish with another layer of mousse to encase the fruity center and bind all the flavors together. Each layer builds the perfect bite of chocolate and raspberry bliss.
Step 4: Make and Pour Chocolate Ganache
The ganache is a glossy, luscious topping that seals the cake with luxury. Warm the heavy cream until just simmering, then pour it over chopped dark chocolate. Stir patiently until the mixture is perfectly smooth and shiny. Drizzling this over the cake adds a luscious, rich finish that’s simply irresistible.
Step 5: Garnish and Chill
Finally, decorate with extra fresh raspberries to add a pop of color and freshness. Let the cake chill in the refrigerator for at least two hours so all layers can set nicely, ensuring clean slices and a wonderful blend of textures in every piece.
How to Serve Heavenly Raspberry Chocolate Mousse Cake Recipe

Garnishes
Fresh raspberries are the obvious go-to for garnishing, adding both elegance and a burst of tangy freshness. For an extra touch, consider a dusting of powdered sugar or shavings of dark chocolate, which complement the rich ganache beautifully.
Side Dishes
This cake pairs wonderfully with a dollop of lightly whipped cream or a scoop of vanilla bean ice cream. For an added contrast, a small serving of fresh fruit salad or a tart lemon sorbet brightens the palate while letting the cake shine.
Creative Ways to Present
Try serving individual portions in clear glass cups or delicate dessert bowls to showcase the beautiful layers. Adding a sprig of fresh mint or edible flowers can instantly elevate the presentation and make any gathering feel extra special.
Make Ahead and Storage
Storing Leftovers
Leftover cake should be stored in an airtight container in the refrigerator to keep the mousse and jelly layers fresh and moist. It will stay delicious for up to three days, so you can enjoy the fruity-chocolate goodness even longer.
Freezing
You can freeze this cake for up to one month. Wrap individual slices tightly in plastic wrap and then foil to prevent freezer burn. Thaw overnight in the fridge before serving to maintain the delicate mousse texture.
Reheating
This cake is best enjoyed cold, so reheating is not recommended. Serving it directly from the fridge ensures the mousse and jelly hold their beautiful set and the ganache retains its silky texture.
FAQs
Can I use frozen raspberries instead of fresh?
Yes, you can, but fresh raspberries provide better flavor and texture for the jelly layer. If using frozen, thaw and drain them well to avoid excess moisture that could affect the consistency.
What type of chocolate is best for this recipe?
High-quality dark chocolate with at least 60% cocoa content gives the richest flavor and smoothest texture. Avoid overly sweet or low cocoa chocolates to maintain a sophisticated balance.
Is gelatin the only setting agent I can use?
Gelatin is preferred for its smooth, clear finish, but you can substitute with agar-agar for a vegetarian alternative. Adjust the quantity based on the package instructions.
How can I make the mousse extra light?
Ensure your cream is very cold before whipping, and fold the melted chocolate in gently without overmixing. This preserves the airiness for the perfect fluffy mousse.
Can this cake be made in advance for parties?
Absolutely! Preparing the cake a day ahead allows the flavors to meld beautifully and the layers to set perfectly, making it a stress-free showstopper for any celebration.
Final Thoughts
There’s nothing quite like savoring a slice of this Heavenly Raspberry Chocolate Mousse Cake Recipe to feel truly spoiled in the best way possible. It’s a luxurious yet approachable dessert that brings together the best of chocolate and berries with that velvety mousse magic. I can’t wait for you to try this recipe yourself and discover how easy it is to impress with a masterpiece that tastes as incredible as it looks. Happy baking and even happier eating!
Print
Heavenly Raspberry Chocolate Mousse Cake Recipe
- Prep Time: 15 minutes
- Cook Time: 10 minutes
- Total Time: 40 minutes plus 2 hours chilling
- Yield: 10 servings
- Category: Dessert
- Method: No-Cook
- Cuisine: American
Description
This Heavenly Raspberry Chocolate Mousse Cake is a decadent dessert layering a rich chocolate cake with airy dark chocolate mousse and vibrant raspberry jelly. Topped with a silky chocolate ganache and fresh raspberries, this 10-serving cake offers a luscious balance of chocolate and fruity tartness. With no baking required beyond the cake layer and quick assembly, it’s perfect for special occasions or indulgent weekend treats.
Ingredients
Chocolate Cake Layer
- 1 chocolate cake (9 inches), baked and cooled
Raspberry Jelly Layer
- 1 cup fresh raspberries
- 2 tbsp sugar
- 1 tsp gelatin
Chocolate Mousse
- 1 cup heavy cream
- 1 cup dark chocolate, melted and cooled
Chocolate Ganache
- 1/2 cup heavy cream
- 1/2 cup dark chocolate, chopped
Garnish
- 1/2 cup fresh raspberries
Instructions
- Prepare Raspberry Jelly Layer: In a saucepan over medium heat, combine fresh raspberries and sugar. Cook until the raspberries break down and release their juices. Stir in gelatin thoroughly, then remove from heat and allow to cool. Refrigerate until the jelly sets firmly.
- Make Chocolate Mousse: Whip 1 cup of heavy cream in a bowl until stiff peaks form. Gently fold the cooled, melted dark chocolate into the whipped cream to create a smooth, airy mousse.
- Assemble the Cake: Place the cooled chocolate cake on a serving platter. Spread a layer of chocolate mousse evenly over the cake. Carefully add the raspberry jelly layer on top of the mousse. Spread another layer of chocolate mousse over the raspberry jelly layer.
- Make Chocolate Ganache: Heat 1/2 cup heavy cream in a saucepan until it just starts to simmer. Pour the hot cream over the chopped dark chocolate in a bowl. Let it sit for a minute, then stir gently until smooth and glossy.
- Garnish and Serve: Pour the ganache evenly over the assembled cake. Garnish with fresh raspberries on top. Chill the cake in the refrigerator for at least 2 hours to allow all layers to fully set before serving.
Notes
- Ensure the cake is completely cooled before layering to prevent melting the mousse.
- Use high-quality dark chocolate for the best flavor in mousse and ganache.
- If gelatin is unavailable, agar-agar can be substituted as a vegetarian alternative, but check package instructions for amounts.
- This cake is best served chilled and consumed within 2-3 days.
- For a firmer mousse, chill the mousse layer briefly before adding the raspberry jelly layer.

