1 lb. spiral macaroni
1/2 lb. butter
1 lg. can sauerkraut, well drained
1 lb. mushrooms, sliced
1 lg. onion, chopped
1 can cream of mushroom soup

In large kettle put 1/2 pound butter, onions and mushrooms, saute until done. Meanwhile cook macaroni. Mix all together. Heat in oven.