Apple Slab Pie

1box Pillsbury® refrigerated pie crusts, softened as directed on box  1cup granulated sugar  3tablespoons all-purpose flour  1teaspoon ground cinnamon  1/4 teaspoon ground nutmeg  1/4 teaspoon salt  1 1/2tablespoons lemon juice 9 cups thinly sliced, peeled apples (9 medium) 1cup powdered sugar 2 tablespoons milk


1 Heat oven to 450°F. Remove pie crusts from pouches. Unroll and stack crusts one on top of the other on lightly floured surface. Roll to 17x12-inch rectangle. Fit crust into 15x10x1-inch pan, pressing into corners. Fold extra pastry crust under, even with edges of pan. Crimp edges.   2   Mix granulated sugar, flour, cinnamon, nutmeg, salt and lemon juice. Stir in apples to coat. Spoon apple mixture into crust-lined pan.   3 Bake 33 to 38 minutes or until crust is golden brown and filling is bubbling. Cool on rack 45 minutes.  4 Mix powdered sugar and milk until well blended. Drizzle over pie. Allow glaze to set before serving, about 30 minutes.