Sausage and Rice

Sausage and Rice
5 cups cooked rice (2,1/2 cups raw)
2 lbs. sausage
small onion chopped
1 can cream of mushroom soup
1 soup can milk
2 small cans mushroom pieces
salt and pepper to taste
Brown sausage and onion and drain. Add remaining ingredients and mix.
Place in baking dish. Bake for 25 min. at 350. A little grated cheese on
top of either of these would be good but not necessary.