Fancy Green Bean Casserole - cooking recipe

Ingredients

2 cans French style green beans, drained and rinsed
1 can sliced water chestnuts, drained
2 Tbsp. butter
1 can French fried onions
1 can cream of chicken soup*
grated parmesan cheese (optional)

Preparation

*May substitute cream of mushroom soup and blend half the onions into the bean mixture, placing the other half on top.