1 can (21 oz) apple pie filling
1/3 cup packed brown sugar
3/4 cup flour
1/8 teaspoon ground cinnamon
1/3 cup margarine OR butter

heat oven to 350°. pour pie filling into ungreased baking pan, 8″x8″x2″ or a 9″ pie pan. mix remaining ingredients with fork until crumbly. sprinkle on pie filling. bake until topping is light brown, 40-45 minutes. serve warm.