French Silk Frosting 2 2/3 cups confectioners' sugar 2/3 cup butter, softened 2 (1 ounce) squares unsweetened chocolate, melted and cooled 3/4 tablespoon vanilla extract 2 tablespoons milk In a medium bowl, blend confectioners' sugar, butter, melted chocolate and vanilla extract on low speed. Gradually add milk, beating until smooth and fluffy.