Heat oven to 425 degrees. Prepare pastry. Mix sugar, flour, nutmeg, cinnamon and salt. Stir in apples. Turn into pastry-lined 9” pie plate; dot with margarine. Cover with top crust that has slits cut in it; seal and flute. Cover edge with 3” strip of aluminum foil; remove foil during last 15 minutes of baking. Bake until crust is brown and juice begins to bubble through slits in crust; 40 to 50 minutes.