Veggie Casserole

Ingredients

• 4 cans Veg-All mixed vegetables, drained
• 16 oz. sour cream
• 2 cans cream of mushroom soup
• 1 small onion, chopped fine
• 1 can water chestnuts, chopped fine
• 2 sleeves Ritz crackers, crushed
• 1 stick margarine or butter, melted