Description
A bright, creamy dessert made with a buttery shortbread crust, silky lemon filling, and a vibrant blueberry swirl. This Lemon Blueberry Tart balances tart citrus and sweet berries for a refreshing, elegant treat perfect for spring and summer gatherings.
Ingredients
Units
Scale
- 1 teaspoon cornstarch
- 2 teaspoons lemon juice (or water)
- 1 cup (140 g) fresh or frozen blueberries
- 2 teaspoons granulated sugar
- 1/2 cup (8 Tbsp; 113 g) unsalted butter, melted
- 1/4 cup (50 g) granulated sugar
- 1 teaspoon vanilla extract
- 1/4 teaspoon salt
- 1 cup (125 g) all-purpose flour
- 1 (14 oz) can full-fat sweetened condensed milk
- 6 tablespoons lemon juice (about 2 lemons)
- 1 teaspoon lemon zest
- 1 large egg yolk
Instructions
- Preheat the oven to 350°F (177°C)
- In a small bowl mix cornstarch and lemon juice until the cornstarch dissolves
- In a saucepan over medium heat cook blueberries and sugar for about 3 minutes while gently mashing the berries
- Add the cornstarch mixture and cook another 2 minutes until thickened, then remove from heat and cool
- In a medium bowl mix melted butter, sugar, vanilla extract, and salt
- Add flour and stir until fully combined into a thick dough
- Press the dough firmly into a 9-inch tart pan covering the bottom and sides
- Bake for 15 minutes until the edges are lightly golden then poke a few holes in the crust with a fork
- Whisk sweetened condensed milk, lemon juice, lemon zest, and egg yolk until smooth
- Pour the lemon filling into the warm crust
- Drop spoonfuls of blueberry sauce over the filling and swirl gently with a toothpick or knife
- Bake for 17–19 minutes until the center no longer jiggles when lightly tapped
- Cool completely then refrigerate for at least 2 hours before slicing and serving
Notes
Store the tart tightly covered in the refrigerator for up to 1 week. The baked and cooled tart can also be frozen for up to 3 months and thawed overnight in the refrigerator. Serve chilled with fresh blueberries, lemon slices, whipped cream, or extra blueberry sauce.