1 can cream of mushroom soup
1/2 c. milk
1/2 tsp. prepared mustard
Dash pepper
3 c. cooked macaroni (1 1/2 c. uncooked macaroni)
2 c. shredded sharp cheddar cheese
1 can french fried onion rings

In greased 1 1/2 quart casserole dish, blend soup, milk, mustard and pepper. Stir in mixture, macaroni and 1 1/2 cups cheese. Bake in 400 degree oven for 25 minutes. Stir and top with remaining cheese and onion rings. Return to oven and bake additional five minutes.