Craving apple pie? Here's a quick and easy way to make a mini apple pie with only a fraction of the calories. Peel and cut up an apple and put it in a microwave-safe bowl. Sprinkle with cinnamon and crushed up cinnamon graham crackers. Then, put the bowl in the microwave until the apple pieces are warm. While nothing can be quite as good as apple pie, this is definitely great because it's easy and healthy.