Peach Hand Pies | America's Test Kitchen

Ingredients

• 10 ounces (283 grams) frozen sliced peaches , thawed, juice reserved, cut into approximate ½-inch pieces
• ⅓ cup (2⅓ ounces/66 grams) sugar
• ⅛ teaspoon table salt
• ¼ teaspoon grated lemon zest plus 2 tablespoons juice
• 4 teaspoons cornstarch
• 2 1/2 cups (12½ ounces/354 grams) all-purpose flour
• 2 tablespoons granulated sugar
• 1 teaspoon plus pinch table salt , divided
• 20 tablespoons (2½ sticks) unsalted butter , halved lengthwise and chilled
• 3/4 cup ice water
• 1 large egg
• 2 tablespoons demerara or turbinado sugar (optional)