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A slice of Dreamy Lemon Blueberry Mousse Cake showcasing layers of vibrant blueberries, lemon mousse, and a whipped topping garnished with fresh fruit

Dreamy Lemon Blueberry Mousse Cake: Your New Favorite Summer Dessert

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Discover the irresistible Dreamy Lemon Blueberry Mousse Cake, a perfect summer dessert that combines fresh blueberries, zesty lemon, and fluffy mousse layered on a delicate cake base. This vibrant and flavorful treat is ideal for gatherings, brunches, or a refreshing indulgence on warm days. Easy to make and visually stunning, it promises to be your new favorite summer dessert.

  • Total Time: 4 hours 45 minutes
  • Yield: 8-10 servings

Ingredients

Scale
  • 1 ½ cups fresh blueberries
  • 1 cup granulated sugar
  • 2 tablespoons lemon zest
  • ½ cup fresh lemon juice
  • 2 cups heavy whipping cream
  • 3 egg yolks
  • 1 teaspoon vanilla extract
  • 1 box of vanilla sponge cake or homemade cake layers
  • Optional garnishes: fresh blueberries, lemon slices, mint leaves

Instructions

  1. Blend 1 cup of blueberries with 2 tablespoons of sugar and lemon juice; strain to create a smooth puree.
  2. In a saucepan, whisk egg yolks, remaining sugar, and lemon zest over low heat.
  3. Slowly add blueberry puree, stirring until the mixture thickens; cool flavor completely.
  4. Beat heavy cream with vanilla until soft peaks form.
  5. Gently fold the cooled lemon-blueberry mixture into the whipped cream to create a light mousse.
  6. Layer the cake: place cake layers on a serving plate, spread with mousse, then add more layers, finishing with a mousse topping.
  7. Refrigerate for at least 4 hours or overnight before serving.

Notes

  • Use ripe, fresh blueberries for vibrant color and flavor.
  • Fold the whipped cream gently to maintain mousse fluffiness.
  • Can be made a day in advance; cover tightly and store in refrigerator.
  • Author: Emma Bloomfield
  • Prep Time: 30 minutes
  • Cook Time: 15 minutes
  • Category: Dessert
  • Method: No-Bake, Layered
  • Cuisine: American
  • Diet: Vegetarian

Nutrition

  • Serving Size: 1 slice
  • Calories: 350 Kcal
  • Sugar: 20g
  • Sodium: 80mg
  • Fat: 25g
  • Saturated Fat: 15g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 35g
  • Fiber: 4g
  • Protein: 4g
  • Cholesterol: 125mg