Cabbage Casserole

1 small head cabbage, chopped
1 pound hamburger
1 cup chopped onion
1/2 cup raw rice
1 can tomato soup
1 soup can water

Brown hamburger and onion and drain well. Mix in the rice, and place over cabbage. Pour a mixture of tomato soup and water over the top. Cover with foil and bake at 350 degrees F for 1 hour. Stir before serving.