Whether you eat it piping hot, with ice cream, or as leftovers the next day, you'll love how quickly this apple crisp hack comes together for you to enjoy!
Pour apple pie filling into 13x9 baking dish.
Mix together flour, brown sugar, oats, and cinnamon.
Cut in cold margarine.
Sprinkle brown sugar mixture onto apples.
Bake in preheated oven at 350 for 20-25 minutes until top is golden brown.
Let cool and serve.