Green Bean Casserole

2 cans green beans

1 can cream of mushroom soup

1/2 medium onion finely chopped

1/4 c. butter

3/4 c. cheese

3 T. Worcestershire Sauce

1 can sliced water chestnuts

Cook onions and butter together on stove top. Add all other ingredients into a small casserole dish. Top with French's Fried Onions. Cook @ 325 for approx 30 minutes.