1 (12 oz.) corn beef
1/2 c. cheese (cube)
1/2 c. onion (chopped)
1 (6 or 8 oz.) macaroni
1 1/2 c. milk
Salt
Pepper
1 can cream of chicken soup
Bread crumbs
Butter

Cook macaroni. Mix all ingredients. Add macaroni. Sprinkle bread crumbs on top of casserole and add slices of butter on top.

Bake at 375°F for 45 to 60 minutes.