Macaroni Casserole(Overnight)  
["1 can cream of mushroom soup", "1 c. milk", "1 c. uncooked elbow macaroni", "1 c. diced sharp Cheddar cheese", "3 Tbsp. finely chopped onion"]
["Stir and put into 1 1/2-quart casserole dish.", "Cook and put into refrigerator overnight or all day."]
["cream of mushroom soup", "milk", "elbow macaroni", "Cheddar cheese", "onion"]