French Silk Frosting
["2 2/3 c. confectioners sugar", "2/3 c. butter (soft)", "2 oz. melted unsweetened chocolate, cooled", "3/4 tsp. vanilla", "2 Tbsp. milk"]
["In small mixer bowl, blend sugar, butter, chocolate and vanilla on low speed.", "Gradually add milk; beat until smooth and fluffy."]
["confectioners sugar", "butter", "chocolate", "vanilla", "milk"]