You can also use a food processor to make frosting instead of an electric mixer add the butter and beat to combine scraping down the sides of the bowl with a rubber spatula beat in the confectioners sugar and the pinch of salt ingredients such as powdered sugar and cocoa powder should be sifted before you add them to the mixing bowl.

Although you can make truffles with a 1 1 ratio the 2 1 truffles will have a more fudge like consistency you can also whip this ganache into piped frosting the 2 1 piped frosting is intensely chocolaty.