1 cup unsalted butter, softened 8 cups powdered sugar 1/2 cup heavy cream or whole milk 2 tsp pure vanilla extract Cream butter until fluffy Add 4 cups sugar and mix well; add milk and vanilla A little at a time, add remaining powdered sugar until the frosting is creamy and of the desired consistency Add a few drops food coloring for pastel frosting; or, melted and cooled chocolate for fudge frosting