Quick Caramel Icing
["1 c. butter or margarine", "1 3/4 c. confectioners sugar", "1/2 c. brown sugar (packed)", "1/2 c. sweet milk"]
["Melt butter.", "Add sugar.", "Boil 2 minutes.", "Add milk, stir until it boils.", "Remove from heat.", "Cool.", "Add sugar and beat until it has spreading consistency."]
["butter", "confectioners sugar", "brown sugar", "sweet milk"]