Green Bean Casserole - cooking recipe

Ingredients

2 cans drained French-style green beans
1 can mushrooms
1 can French fried onions (save some to put on top of casserole)
1 small can water chestnuts, sliced

Preparation

Mix all ingredients together.
Place mixture in 2-quart casserole dish.
Cover with remaining onion rings.
Bake at 350\u00b0 until slightly brown.