Ground Beef Casserole

Ingredients:
- 1 1/2 lb. ground beef, browned and drained
- 1 medium onion, chopped
- 5 medium potatoes, thinly sliced
- 1 can cream of mushroom soup
- 1/2 can water
- 1 c. grated sharp cheese (for topping)

Directions:
- In a 2-quart casserole dish, layer beef first, potatoes next and onions last.
- Mix soup and water and pour over other ingredients.
- Cover and bake at 350° for 1 hour or until potatoes are done.
- Remove cover.
- Spread cheese on top.
- Return to oven and cook just long enough to melt cheese.