Easy & Delightfully Tart Bake Goumi Pie with a Zesty

Ingredients

• 1 ½ cups (190 g) all-purpose flour
• ½ teaspoon salt
• ½ cup (115 g) unsalted butter, chilled and cubed
• 3 to 4 tablespoons (45-60 ml) cold water
• 2 cups (300 g) fresh or frozen goumi berries, thawed if frozen
• ¾ cup (150 g) granulated sugar
• 2 tablespoons (30 g) cornstarch
• 1 tablespoon (15 ml) lemon juice
• 1 teaspoon vanilla extract
• 1 tablespoon (15 g) powdered sugar (for dusting)