1 lb. ground beef
1 med. onion, chopped
1 can French style green beans
1 can cream of mushroom
Mashed potatoes
Grated American cheese

Brown ground beef and onions until meat has lost its pink color and onions are clear, drain. Mix beans, soup, and meat in a 1 1/2 quart baking dish. Cook at 350 degrees until bubbly. Top with mashed potatoes and sprinkle with cheese and brown.