9 x 13 pan at 350 degrees.

1 lb. very lean ground round or chuck
1 sm. onion, chopped
3 stalks celery, chopped
Carrots, sliced
Potatoes, sliced as for scalloped
1 can tomato soup
1 can cream of mushroom

Cover with foil and bake for 2 to 2 1/2 hours.