Cook ground beef, onion, salt, pepper, and garlic powder and drain if needed. Put in a 9"x13" or round baking dish.
Add green beans (drained) and tomato soup.
Cook in oven at 350 degrees F for 30 minutes.
Make mashed potatoes and pour on top of hamburger pie and cook for an additional 30 minutes. Add shredded cheese if desired.
Submitted by: Sandy S.