Advertisement
Easy
By Scott Conant
Published 2021
Using an electric mixer fitted with a paddle attachment, combine the butter, powdered sugar, granulated sugar, lemon zest, and salt and mix on medium-low speed until ingredients are creamed (about 4 to 5 minutes). Add the egg and the milk, scraping the sides of the bowl with a rubber spatula as you go. Add the flour and continue to mix until the flour has just disappeared. Set aside while you p