Ingredients

　　1/2 cup (1 stick) unsalted butter, room temperature

　　1/2 cup solid vegetable shortening

　　3 1/2 cups confectioners’ sugar

　　1 tablespoon pure vanilla extract

　　With an electric mixer, cream butter and shortening until well combined. On low speed, gradually add confectioners’ sugar and continue beating until light and fluffy, about 2 minutes. Add vanilla and beat to combine. Set aside at room temperature until ready to use.

　　Martha Stewart's Cookies