Macaroni Casserole(Overnight) - cooking recipe

Ingredients

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

Preparation

Stir and put into 1 1/2-quart casserole dish.
Cook and put into refrigerator overnight or all day.