Brown 1 lb. hamburger meat in pan; then drain. In a baking dish, place in order given:

1 layer of thinly sliced potatoes
1 layer of thinly sliced onions
1/2 of the cooked hamburger meat as a layer
1 layer of cheese, sliced

Pour 1/2 can of cream of mushroom soup over the layers. Then repeat the layers again. Bake at 350 degrees for 1 hour.