Chocolate & Green Mousse Cake

Chocolate & Green Mousse Cake is a visually striking dessert that beautifully marries the richness of chocolate with the freshness of a vibrant green mousse layer. Whether you are celebrating a special occasion or looking to impress with a luxurious homemade treat, this cake delivers indulgence with an elegant twist.

Why You’ll Love This Recipe

This cake is not only a showstopper in appearance, but it’s also a delight in flavor and texture. You’ll love it because:

  • It features a rich, moist chocolate cake base.
  • The green mousse offers a refreshing contrast—often flavored with pistachio or matcha.
  • It’s a layered dessert that’s light yet satisfying.
  • It can be prepared in advance for convenience.
  • It’s a great option for festive tables, birthdays, or gourmet dinner parties.

Ingredients

(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)

  • All-purpose flour
  • Cocoa powder
  • Baking powder
  • Baking soda
  • Eggs
  • Sugar
  • Milk or buttermilk
  • Vegetable oil
  • Vanilla extract
  • Green food coloring (optional)
  • Pistachio paste or matcha powder (for mousse)
  • Heavy whipping cream
  • Gelatin (for stabilizing mousse)
  • Dark chocolate (for frosting or topping)
  • Crushed pistachios or pumpkin seeds (for garnish)

Directions

  1. Preheat your oven and prepare a round cake pan by greasing and lining it with parchment paper.
  2. In a bowl, mix the dry ingredients: flour, cocoa powder, baking powder, and baking soda.
  3. In another bowl, whisk eggs, sugar, milk, oil, and vanilla extract until well combined.
  4. Combine the wet and dry ingredients and mix until smooth.
  5. Pour the batter into the prepared pan and bake until a toothpick comes out clean. Let it cool completely.
  6. Prepare the green mousse by whipping the cream until soft peaks form.
  7. In a small bowl, dissolve gelatin in warm water, then blend it with pistachio paste or matcha and a bit of sugar.
  8. Fold the gelatin mixture into the whipped cream and add food coloring if desired.
  9. Spread the mousse over the cooled chocolate cake and smooth the top. Refrigerate for at least 4 hours.
  10. Once set, decorate with piped chocolate frosting and sprinkle with nuts or seeds.

Servings and timing

Servings: 8 to 10
Preparation Time: 40 minutes
Chilling Time: 4 hours
Total Time: 4 hours 40 minutes

Variations

  • Mint mousse: Use peppermint extract for a chocolate mint flavor combination.
  • Matcha mousse: Replace pistachio with matcha for a vibrant green tea twist.
  • Vegan version: Use plant-based milk, egg replacers, and agar agar instead of gelatin.
  • Nut-free version: Skip nuts and use food-grade green coloring for aesthetics only.

Storage/Reheating

Store the cake in the refrigerator in an airtight container for up to 4 days. Freezing is also an option—wrap the cake tightly in plastic and freeze for up to 2 months. Thaw in the refrigerator overnight before serving. This cake should not be reheated.

FAQs

What gives the mousse its green color?

Pistachio paste, matcha powder, or green food coloring can all be used to achieve the green hue.

Can I make the mousse without gelatin?

Yes, you can substitute with agar agar for a vegetarian option.

Is the cake layer dense or fluffy?

The chocolate cake is moist and slightly dense, offering a solid base for the light mousse.

Can I use store-bought cake mix?

Yes, if you’re short on time, a boxed chocolate cake mix can be a good substitute.

How long does the mousse need to chill?

At least 4 hours, or until fully set. Overnight chilling is ideal.

Can I use white chocolate instead of dark chocolate?

Yes, white chocolate pairs wonderfully with matcha or pistachio mousse.

Is this cake gluten-free?

Not by default, but you can use gluten-free flour to adapt the recipe.

Can I prepare it ahead of time?

Yes, this cake is perfect for making a day in advance.

How should I slice it cleanly?

Use a sharp knife dipped in hot water and wiped dry between slices.

Can I make this in individual portions?

Yes, you can assemble the cake in small ramekins or dessert cups for individual servings.

Conclusion

Chocolate & Green Mousse Cake is the ultimate combination of elegance and indulgence. With its rich base, airy mousse, and decorative topping, it’s the ideal dessert for making a lasting impression. Whether it’s pistachio, matcha, or mint, the green layer brings freshness that complements the chocolate beautifully. Enjoy it chilled, and let the flavors speak for themselves.

Print
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Chocolate & Green Mousse Cake

Chocolate & Green Mousse Cake

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  • Author: Olivia
  • Prep Time: 40 minutes
  • Cook Time: 30 minutes
  • Total Time: 4 hours 40 minutes
  • Yield: 8 to 10 servings 1x
  • Category: Dessert
  • Method: Baked and Chilled
  • Cuisine: Fusion
  • Diet: Vegetarian

Description

Chocolate & Green Mousse Cake is a luxurious layered dessert that pairs a rich chocolate cake base with a light, refreshing green mousse—often pistachio or matcha flavored—topped with elegant decorations. Perfect for celebrations and special occasions.


Ingredients

Units Scale
  • 1 cup all-purpose flour
  • 1/3 cup cocoa powder
  • 1 tsp baking powder
  • 1/2 tsp baking soda
  • 2 eggs
  • 3/4 cup sugar
  • 1/2 cup milk or buttermilk
  • 1/3 cup vegetable oil
  • 1 tsp vanilla extract
  • Green food coloring (optional)
  • 1/3 cup pistachio paste or 2 tbsp matcha powder
  • 1 cup heavy whipping cream
  • 2 tsp gelatin (or agar agar for vegetarian option)
  • 100g dark chocolate (for topping or frosting)
  • 2 tbsp crushed pistachios or pumpkin seeds (for garnish)

Instructions

  1. Preheat the oven to 350°F (175°C). Grease and line a round cake pan with parchment paper.
  2. In a bowl, combine flour, cocoa powder, baking powder, and baking soda.
  3. In a separate bowl, whisk eggs, sugar, milk, oil, and vanilla extract until smooth.
  4. Gradually add dry ingredients to wet and mix until fully combined.
  5. Pour batter into the prepared pan and bake for 25–30 minutes or until a toothpick inserted comes out clean. Let cool completely.
  6. Whip the cream until soft peaks form.
  7. Dissolve gelatin in warm water. Mix it with pistachio paste or matcha and a bit of sugar, then fold into the whipped cream. Add green food coloring if desired.
  8. Spread mousse over the cooled chocolate cake, smoothing the top. Refrigerate for at least 4 hours to set.
  9. Once set, pipe chocolate frosting on top and sprinkle with crushed pistachios or pumpkin seeds.
  10. Slice and serve chilled.

Notes

  • Chill the mousse well for the best texture.
  • Use agar agar for a vegetarian-friendly version.
  • White chocolate can be used instead of dark for a different flavor.
  • Make in individual cups for personalized servings.

Nutrition

  • Serving Size: 1 slice
  • Calories: 420
  • Sugar: 28g
  • Sodium: 110mg
  • Fat: 30g
  • Saturated Fat: 18g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 35g
  • Fiber: 2g
  • Protein: 6g
  • Cholesterol: 90mg

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