Baked Macaroni & Cheese

Submitted by Kris

A simple mac & cheese dish.

1 can Cream of Mushroom soup
1/2 cups milk
1/2 t prepared mustard
black pepper to taste
3 cups hot cooked elbow pasta
2 cups shredded cheddar cheese
1 2.8 oz can fried onions

Mix soup, milk, mustard, pepper, pasta and 1 1/2 cups cheese in 1 1/2 qt. casserole. Bake at 400 degrees for 20 minutes. Stir. Sprinkle with onions and remaining cheese. Bake 1 minute more or until onions are golden.