Rice Casserole
["1 stick melted margarine", "1 c. long grain rice", "1 can sliced water chestnuts", "1 can onion soup", "3/4 c. water", "1 can button mushrooms"]
["Mix all ingredients.", "Cover; bake at 350\u00b0 for 30 minutes."]
["margarine", "long grain rice", "water chestnuts", "onion soup", "water", "button mushrooms"]