1 1/4 c. dry macaroni, cook until tender
1 can cream of mushroom soup
3/4 lb. browned hamburger

Mix together pour into greased casserole dish. Sprinkle bread crumbs over top and dot with butter. Bake at 350 degrees for 30 minutes.

NOTE: 3/4 pound sausage or 1 can tuna may be substituted for hamburger.