This Strawberry Mousse Tart is a beautiful no-bake dessert made with a buttery biscuit crust, creamy mascarpone mousse, fresh strawberries, and a glossy marbled strawberry glaze.
Light, creamy, fruity, and elegant, this strawberry tart is perfect for spring and summer gatherings, birthdays, dinner parties, or any occasion when you want an impressive homemade dessert.
The combination of fresh strawberries and silky mousse creates a refreshing flavor, while the marbled strawberry topping gives the tart a beautiful bakery-style finish.
Recipe Overview
| Category | Details |
| Recipe | Strawberry Mousse Tart |
| Preparation Time | 40 minutes |
| Chilling Time | 5–6 hours |
| Best Chilling Time | Overnight |
| Servings | 8–10 |
| Pan Size | 22 cm / 9-inch |
| Difficulty | Easy to Moderate |
| Method | No-Bake |
| Main Flavor | Strawberry & Vanilla |
Why You’ll Love This Recipe
This strawberry mousse tart is incredibly creamy while still tasting light and refreshing.
The buttery biscuit crust provides a delicious contrast to the soft mascarpone mousse.
Fresh strawberries add natural sweetness, juicy texture, and a bright fruity flavor throughout the dessert.
The marbled strawberry glaze makes the tart look elegant and sophisticated without requiring complicated decorating skills.
Because the tart is chilled rather than baked, it is especially convenient during warm weather when you want a beautiful dessert without turning on the oven.
Ingredients
For the Biscuit Crust
| Ingredient | Amount |
| Biscuits, such as shortbread, Speculoos, or Graham crackers | 200 g |
| Unsalted butter, melted | 80 g |
For the Strawberry Mousse Filling
| Ingredient | Amount |
| Fresh strawberries, hulled and halved | 400 g |
| Mascarpone cheese | 250 g |
| Heavy cream, at least 30% fat, very cold | 300 ml |
| Powdered sugar | 80 g |
| Vanilla extract | 1 tsp |
| Gelatin sheets | 3 sheets / about 6 g |
For the Marbled Strawberry Glaze
| Ingredient | Amount |
| Strawberry coulis or strawberry purée | 200 g |
| Granulated sugar | 40 g |
| Gelatin sheets | 2 sheets / about 4 g |
| Heavy cream or reserved white cream mixture | 2 tbsp |
For Decoration
| Ingredient | Amount |
| Whipped cream | 150 ml |
| Fresh strawberries | 4–5 |
Step-by-Step Instructions
1. Prepare the Biscuit Crust
Place the biscuits in a food processor and blend until they become fine crumbs.
Transfer the crumbs to a bowl and add the melted butter.
Mix thoroughly until the texture resembles wet sand and all the crumbs are evenly coated.
Press the mixture firmly into the bottom of a 22 cm / 9-inch springform pan or pastry ring.
Use the bottom of a glass or measuring cup to create an even, compact layer.
Refrigerate the crust for about 30 minutes while preparing the mousse.
2. Prepare the Strawberry Mousse
Place the gelatin sheets in a bowl of cold water and allow them to soften for about 10 minutes.
Meanwhile, place the mascarpone, powdered sugar, and vanilla extract in a large mixing bowl.
Beat until smooth and creamy.
In a separate chilled bowl, whip the cold heavy cream until it forms firm peaks.
Squeeze the excess water from the softened gelatin.
Melt the gelatin with approximately 2 tablespoons of very hot water or warm cream. Stir until completely dissolved.
Quickly incorporate the dissolved gelatin into the mascarpone mixture, mixing until smooth.
Gently fold the whipped cream into the mascarpone mixture using a spatula.
Avoid overmixing, as you want to keep the mousse light and airy.
3. Assemble the Tart
Remove the chilled biscuit crust from the refrigerator.
Spread a thin layer of the mousse over the crust.
Arrange the halved fresh strawberries generously over the mousse, keeping them relatively evenly distributed.
Cover the strawberries with the remaining mousse.
Use a spatula to smooth the surface as evenly as possible.
4. Make the Marbled Strawberry Glaze
Soak the remaining gelatin sheets in cold water for about 10 minutes.
Place the strawberry coulis or purée and granulated sugar in a small saucepan.
Warm gently over low to medium heat. Do not bring the mixture to a boil.
Remove the saucepan from the heat.
Squeeze the softened gelatin and stir it into the warm strawberry mixture until completely dissolved.
Allow the glaze to cool until it is lukewarm but still fluid.
Pour the strawberry glaze gently over the top of the chilled mousse.
Do not pour it while it is very hot, as this could soften or melt the mousse.
5. Create the Marbled Effect
Reserve about 2 tablespoons of white cream or mousse mixture.
Place several small drops of the white cream over the strawberry glaze.
Using a toothpick or the tip of a thin knife, gently drag through the white dots to create delicate swirls and marbled patterns.
Avoid making too many movements, because a few simple strokes will create a cleaner and more elegant marble effect.
6. Chill the Tart
Place the finished tart in the refrigerator for at least 5–6 hours.
For the best texture and cleanest slices, refrigerate it overnight.
The mousse and strawberry glaze need sufficient time to fully set.
7. Decorate and Serve
Just before serving, pipe small whipped-cream rosettes around the upper edge of the tart.
Cut 4–5 fresh strawberries into quarters.
Place the strawberry pieces around the whipped-cream rosettes.
Carefully remove the tart from the pan or pastry ring.
Slice with a sharp knife and serve chilled.
Best Tips
Use full-fat mascarpone and heavy cream for the richest and most stable mousse texture.
Make sure the heavy cream is very cold before whipping. Cold cream will whip more easily and hold its shape better.
Do not add hot gelatin directly to the whipped cream. Allow the gelatin mixture to cool slightly before incorporating it into the mascarpone mixture.
When folding the whipped cream into the mascarpone, use gentle movements to preserve as much air as possible.
Allow the strawberry glaze to cool before pouring it over the mousse.
For the cleanest slices, refrigerate the tart overnight rather than serving it after only a few hours.
Use a warm, dry knife to cut the tart for smooth and attractive slices.
Best Ingredient Options
For the biscuit crust, shortbread biscuits create a rich buttery flavor, while Speculoos biscuits add warm caramel and spice notes. Graham crackers provide a lighter, more classic cheesecake-style crust.
Mascarpone gives the mousse a rich and silky texture. Cream cheese can be used instead if you prefer a slightly tangier flavor.
Fresh ripe strawberries are ideal because they provide the best flavor and natural sweetness.
For the strawberry glaze, you can use homemade strawberry purée or a good-quality strawberry coulis.
Recipe Variations
For a lemon-strawberry version, add a little finely grated lemon zest to the mascarpone mousse.
For a chocolate-strawberry tart, replace part of the biscuit crust with chocolate biscuits.
For a vanilla berry version, combine strawberries with a small amount of fresh raspberries or blueberries.
For an extra elegant dessert, add thin strawberry slices around the inside edge of the pan before adding the mousse.
You can also finish the tart with white chocolate curls, fresh mint leaves, or additional strawberry slices.
What to Serve With
Serve this strawberry mousse tart chilled with a cup of coffee or espresso.
A cup of black tea or vanilla tea also pairs beautifully with the creamy strawberry flavor.
For a special occasion, serve each slice with a few fresh berries and a small spoonful of whipped cream.
Make-Ahead Instructions
This dessert is ideal for making ahead.
Prepare the entire tart the day before serving and keep it covered in the refrigerator.
Decorate with the whipped cream and fresh strawberries shortly before serving for the freshest appearance.
Storage
Store the strawberry mousse tart covered in the refrigerator.
It is best enjoyed within 2–3 days because the fresh strawberries can gradually release moisture.
Keep the tart refrigerated until you are ready to serve it.
Reheating
This is a chilled dessert and should not be reheated.
Simply remove it from the refrigerator immediately before serving.
Freezing
The mousse portion can generally be frozen, although the texture of the fresh strawberries and glaze may change slightly after thawing.
If freezing, wrap the tart carefully and place it in an airtight container.
Thaw it slowly in the refrigerator before serving.
For the best texture, prepare it fresh and keep it refrigerated instead of freezing it.
Common Mistakes to Avoid
Do not use warm or melted gelatin directly in the mousse, as excessive heat can affect the cream mixture.
Do not overwhip the heavy cream. Stop once firm peaks form to avoid creating a grainy texture.
Do not pour hot strawberry glaze over the mousse. Allow it to cool until lukewarm first.
Do not skip the chilling time. The mousse needs several hours to become firm enough to slice neatly.
Do not press the biscuit crust too lightly. A firmly packed crust will hold together much better when the tart is sliced.
Avoid adding too much white cream when creating the marble effect. Small drops and gentle movements create a more attractive pattern.
Nutrition Estimate
Approximate values per serving, based on 10 servings.
| Nutrient | Estimated Amount |
| Calories | 390 kcal |
| Carbohydrates | 32 g |
| Protein | 5 g |
| Fat | 27 g |
| Saturated Fat | 15 g |
| Sugar | 20 g |
| Fiber | 2 g |
| Sodium | 180 mg |
Nutrition information is an estimate and may vary depending on the specific ingredients and brands used.
Frequently Asked Questions
Can I make this strawberry mousse tart without mascarpone?
Yes. Cream cheese can replace mascarpone. The flavor will be slightly tangier, but the mousse will still be creamy and delicious.
Can I use frozen strawberries?
Fresh strawberries are recommended for the best texture, especially for the strawberries placed inside the mousse. Frozen strawberries can be used for making the strawberry purée or coulis after being thawed and drained.
How long does the tart need to chill?
The tart should chill for at least 5–6 hours. Overnight chilling is recommended for the best structure and easiest slicing.
Can I prepare this dessert the day before?
Absolutely. In fact, preparing it the day before is one of the best ways to ensure that the mousse and glaze are completely set.
Why is my mousse too soft?
The mousse may be too soft if the gelatin was not properly dissolved, if the cream was not whipped sufficiently, or if the tart did not chill long enough.
Can I use cream cheese instead of mascarpone?
Yes. Use the same amount of full-fat cream cheese. The resulting mousse will have a slightly more pronounced tangy flavor.
How do I get a clean marbled pattern?
Add small drops of white cream to the strawberry glaze, then gently drag a toothpick through the dots in one continuous direction. Avoid overworking the surface.
How long can I keep the tart in the refrigerator?
For the best quality, enjoy the tart within 2–3 days and keep it refrigerated at all times.
Final Thoughts
This Strawberry Mousse Tart is an elegant homemade dessert that combines a buttery biscuit crust, creamy vanilla mascarpone mousse, juicy fresh strawberries, and a glossy marbled strawberry topping.
Despite its impressive appearance, the preparation is straightforward and does not require baking.
The key to a beautiful result is giving the tart enough time to chill and allowing each layer to set properly.
Serve it cold, decorated with whipped cream and fresh strawberries, for a dessert that looks beautiful on any table and delivers a delicious combination of creamy, fruity, and buttery flavors.