Classic Double Crust Apple Pie

Bahan-bahan (8 porsi)

• 2½ cups all purpose flour
• 1 teaspoon salt
• ½ cup (1 stick) cold unsalted butter, (cut into small pieces)
• ⅓ cup shortening
• 6 to 7 tablespoons ice water
• 8 cups (3 pounds) peeled Granny Smith apples, sliced thinly
• 1 cup granulated white sugar
• 2 tablespoons lightly packed brown sugar
• 3 tablespoons all purpose flour
• 1½ teaspoons ground cinnamon
• ¼ teaspoon ground nutmeg
• 2 tablespoons unsalted butter ((cut into small pieces))
• 1 large egg
• 1 tablespoon milk
• turbinado, granulated or sparkling sugar, (for topping)