Blueberry Pop Tart Bliss My Homemade Throwback Recipe

Ingredients

• 2 ½ cups (300g) all-purpose flour, plus more for dusting
• 1 teaspoon (5g) salt
• 1 cup (226g) unsalted butter, very cold and cut into cubes
• ½ cup (120ml) ice water
• 1 large egg, beaten (for egg wash)
• 1 tablespoon (15ml) milk (for egg wash)
• 2 cups (300g) fresh or frozen blueberries (if frozen, do not thaw)
• ¼ cup (50g) granulated sugar
• 2 tablespoons (30ml) lemon juice
• 1 tablespoon (7g) cornstarch
• 1 ½ cups (180g) powdered sugar
• 3-4 tablespoons (45-60ml) milk or water
• Optional: Sprinkles for decoration