4 nilla wafers apple crisp Recipes

granny smith apples, peeled and thinly sliced, brown sugar, divided, ground cinnamon, divided, old fashioned oats or 1/3 cup quick-cooking oats, cold margarine, reduced-fat vanilla wafers, crushed (about 1 cup)

sliced peeled granny smith apples (about 4 large/2 lb.), brown sugar, divided, ground cinnamon, divided, old fashioned oats or 1/3 cup quick-cooking oats, cold margarine, reduced-fat vanilla wafers, crushed (about 1 cup crumbs), thawed cool whip lite or 1 1/2 cups vanilla ice cream

sliced peeled granny smith apples (about 4 large), brown sugar, divided, ground cinnamon, divided, old fashioned oats, cold margarine, reduced-fat vanilla wafers, crushed (about 1 cup crumbs), thawed cool whip lite