Vegetable Casserole - cooking recipe

Ingredients

1 can French-style green beans, drained
1 can corn, drained
1 (3 oz.) can mushrooms
1/2 pt. sour cream
1/2 c. diced green pepper
1/2 c. diced onion
1/2 c. diced celery
1/8 tsp. black pepper
1 small box Ritz crackers, crushed
1 can cream of mushroom soup

Preparation

Mix all ingredients, adding beans last. Dot with butter.
Bake at 350\u00b0 for 45 minutes.