Chicken Stuffing Casserole
["2 c. cooked chicken", "2 c. cooked rice", "2 c. chopped celery", "3 Tbsp. chopped onion", "2 cans cream of chicken soup", "1 can water chestnuts, sliced", "1 1/2 c. mayonnaise"]
["Mix all ingredients together and place in 9 x 13-inch pan. Top with one package of stuffing mix and one-half cup melted butter or margarine.", "Bake in 350\u00b0 oven for 45 minutes to an hour."]
["chicken", "rice", "celery", "onion", "cream of chicken soup", "water chestnuts", "mayonnaise"]