Tuna Casserole
["1 pkg. macaroni and cheese dinner", "2 Tbsp. margarine or butter", "1 can cream of mushroom soup", "1 (6 1/2 oz.) can tuna, drained", "1 can peas", "1 pkg. Ritz crackers"]
["Prepare dinner as directed, except use 3/4 cup milk.", "Add remaining ingredients.", "Mix well.", "Pour into 1 1/2-quart greased casserole.", "Mix cracker crumbs and margarine.", "Put on top and bake at 350\u00b0 for 30 minutes."]
["macaroni", "margarine", "cream of mushroom soup", "tuna", "peas", "crackers"]