Delicious Bumbleberry Galette Recipe

Ingredients

• For the crust:
• - 1 1/4 cups all-purpose flour
• - 1/2 teaspoon salt
• - 1 tablespoon granulated sugar
• - 1/2 cup unsalted butter, cold and cut into small cubes
• - 2-4 tablespoons ice water
• For the filling:
• - 2 cups mixed berries (such as blueberries, raspberries, and blackberries)
• - 1/4 cup granulated sugar
• - 2 tablespoons cornstarch
• - 1 tablespoon lemon juice
• - 1/2 teaspoon lemon zest
• - 1/4 teaspoon vanilla extract
• - 1 tablespoon unsalted butter, cut into small pieces
• For the glaze:
• - 1 egg, beaten
• - 1 tablespoon milk
• - 1 tablespoon turbinado sugar (optional)