French silk frosting

French Silk Frosting 

Ingredients:
 * 2 1/3 cups powdered sugar
 * 1/3 cup butter softened
 * 2 ounces unsweetened baking chocolate squares melted and cooled
 * 3/4 teaspoon vanilla
 * 2 tablespoons milk

Directions: Beat powdered sugar, butter, chocolate and vanilla on low speed. Add milk gradually. Beat until smooth and fluffy.