Blackberry Mousse is a light, creamy dessert that beautifully blends the natural tartness of blackberries with the smooth richness of whipped cream. Elegant and refreshing, this mousse is perfect for warm weather occasions, dinner parties, or simply treating yourself to something special. With its silky texture and fruity flavor, it’s a dessert that’s as pleasing to the palate as it is to the eye.
Why You’ll Love This Recipe
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Quick and easy to prepare with simple ingredients
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A make-ahead dessert that saves time on busy days
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Light and airy texture, perfect for warm seasons
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Beautiful presentation for entertaining guests
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Naturally fruity and flavorful with no artificial flavoring
Ingredients
(Tip: You can find the complete list of ingredients and their measurements in the recipe card below.)
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Fresh or frozen blackberries
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Granulated sugar
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Lemon juice
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Unflavored gelatin
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Cold water
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Heavy whipping cream
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Vanilla extract
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Optional: fresh blackberries and mint leaves for garnish
Directions
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In a saucepan over medium heat, combine the blackberries, sugar, and lemon juice. Cook until the berries soften and break down, forming a thick sauce.
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Strain the blackberry mixture through a fine mesh sieve to remove seeds. Let the smooth puree cool slightly.
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In a small bowl, sprinkle gelatin over cold water and let it bloom for 5 minutes until softened.
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Gently heat the bloomed gelatin until fully dissolved, then stir it into the warm blackberry puree. Let the mixture cool to room temperature.
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In a large mixing bowl, whip the heavy cream with vanilla extract until soft peaks form.
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Fold the cooled blackberry mixture into the whipped cream gently, preserving the airiness.
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Spoon the mousse into serving glasses or ramekins. Refrigerate for at least 2 hours, or until set.
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Garnish with fresh blackberries and mint leaves before serving, if desired.
Servings and Timing
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Servings: 4
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Preparation Time: 20 minutes
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Chilling Time: 2 hours
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Total Time: 2 hours 20 minutes
Variations
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Vegan Version: Replace gelatin with agar-agar and use plant-based whipped cream.
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Berry Blend: Use a mixture of raspberries, blueberries, and blackberries for a mixed berry mousse.
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Citrus Infusion: Add orange zest to the puree for a citrusy twist.
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Chocolate Mousse Swirl: Layer with chocolate mousse for a two-tone dessert.
Storage/Reheating
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Storage: Keep covered in the refrigerator for up to 2 days.
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Freezing: Not recommended, as freezing can alter the creamy texture.
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Reheating: Reheating is not applicable for this dessert. Serve chilled.
FAQs
How do I make sure the mousse sets properly?
Ensure the gelatin is fully dissolved and the mixture is chilled for at least 2 hours to set correctly.
Can I use frozen blackberries?
Yes, thaw them before cooking to achieve the right texture and consistency.
What can I use instead of gelatin?
Agar-agar is a suitable vegetarian alternative but may require slight adjustments in quantity.
Can I make this mousse in advance?
Yes, prepare it a day in advance and store in the fridge until serving.
Is it necessary to strain the blackberry puree?
Straining removes seeds and creates a smooth texture, but it’s optional based on your preference.
How long will the mousse last in the fridge?
It can be stored for up to 2 days, covered, in the refrigerator.
Can I use this mousse as a cake filling?
Yes, this mousse makes a light and flavorful filling for layered cakes.
How do I whip cream to soft peaks?
Whip until the cream forms peaks that hold their shape but curl slightly at the tips.
Can I add sweeteners other than sugar?
Yes, honey or maple syrup can be used, though they may alter the flavor slightly.
Is this mousse gluten-free?
Yes, all ingredients in this recipe are naturally gluten-free.
Conclusion
Blackberry Mousse is a refreshing, elegant dessert that’s easy to prepare and perfect for any occasion. With its smooth, airy texture and bold berry flavor, it offers a sophisticated finish to your meal without the need for complicated techniques or ingredients. Whether you’re hosting guests or simply indulging at home, this mousse is sure to impress.

Blackberry Mousse
- Author: Sarra
- Prep Time: 15 minutes
- Cook Time: 5 minutes
- Total Time: 20 minutes (plus chilling)
- Yield: 4 servings 1x
- Category: Dessert
- Method: No-Bake, Chill
- Cuisine: French-Inspired, American
Description
This Blackberry Mousse is a light and luscious no-bake dessert made with fresh blackberries, whipped cream, and a hint of vanilla. It’s sweet, tangy, and naturally vibrant—ideal for dinner parties, romantic evenings, or spring and summer treats.
Ingredients
- 2 cups fresh or frozen blackberries
- 1/4 cup sugar (adjust based on berry sweetness)
- 1 tablespoon lemon juice
- 1 teaspoon unflavored gelatin
- 1 tablespoon cold water
- 1 cup heavy whipping cream, chilled
- 1/2 teaspoon vanilla extract
- Optional: fresh berries, mint, or whipped cream for garnish
Instructions
- Make Blackberry Puree:
- In a saucepan, cook blackberries, sugar, and lemon juice over medium heat until soft and juicy (about 5–7 minutes).
- Puree the mixture, then strain through a fine sieve to remove seeds. Let cool slightly.
- Bloom the Gelatin:
- Sprinkle gelatin over cold water and let sit 5 minutes.
- Warm the blackberry puree and stir in the gelatin until fully dissolved. Cool to room temp.
- Whip the Cream:
- In a bowl, whip heavy cream and vanilla until soft peaks form.
- Gently fold the cooled blackberry mixture into the whipped cream until smooth and fluffy.
- Chill and Serve:
- Spoon mousse into glasses or bowls. Chill at least 2 hours before serving.
- Garnish with berries or mint if desired.
Notes
- For a vegetarian version, use agar-agar instead of gelatin.
- Make ahead and chill overnight for best texture.
- Can be layered with crushed cookies or cake for parfaits.
Nutrition
- Calories: 210 kcal
- Sugar: 14g
- Sodium: 20mg
- Fat: 14g
- Saturated Fat: 9g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 19g
- Fiber: 3g
- Protein: 3g
- Cholesterol: 45mg
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