Grand Hotel Hot Fudge Sauce(Not For The Diet Conscious)  
["1/2 lb. butter", "1 lb. powdered sugar", "1/4 lb. semi-sweet baking chocolate", "1/4 lb. bittersweet chocolate", "1 (13 oz.) can evaporated milk", "1 tsp. vanilla", "dash of salt"]
["Melt butter in heavy saucepan.", "Add chocolate, sugar and milk. Stir 30 to 40 minutes.", "Remove from stove.", "Add vanilla and salt."]
["butter", "powdered sugar", "semi-sweet baking chocolate", "bittersweet chocolate", "milk", "vanilla", "salt"]