Grease an oblong 2-inch deep casserole dish. Peel and slice 6 large potatoes into the pan, salt and pepper to taste. Peel and slice 6 or 7 carrots on top of potatoes, salt and pepper to taste these. Slice 4 large onions on top of carrots, salt and pepper.

Brown 2 pounds hamburger and spread on top. Spread 1 large can tomato soup over hamburger layer. Cover with foil. Bake 2 hours at 325 degrees or until done.