Green Bean Casserole - cooking recipe

Ingredients

1 small onion, chopped
1 can mushrooms (optional)
1/2 c. butter
1/4 c. flour
1 c. milk
1 jar Cheez Whiz
1 tsp. salt and pepper
3 to 5 pkg. French-style frozen string beans, drained
water chestnuts, sliced
slivered almonds

Preparation

Cook green beans and drain.
In casserole, layer beans, sauce and water chestnuts.
Repeat layers.
Top with slivered almonds. Bake in moderate oven for 1/2 hour.