– 2 1/2 cups all-purpose flour – 1 teaspoon salt – 1 teaspoon sugar – 1 cup unsalted butter, chilled and cut into small pieces – 1/4 to 1/2 cup ice water – 5-6 tart apples, peeled, cored, and sliced – – 1 egg yolk – 1 tablespoon heavy cream 3/4 cup sugar – 1 teaspoon ground cinnamon – 1/4 teaspoon ground nutmeg – 2 tablespoons all-purpose flour – 1 tablespoon lemon juice