The Publication Manual of the American Psychological Association is the APA's official citation guide and provides a more detailed explanation of how to use APA style. The manual is unfortunately not available online, but reference copies are available in all 16 University of Maryland libraries.
Directions. (See below for addition of food coloring directions.). 1  In one bowl, thoroughly cream butter, shortening, and vanilla. 2  Add one cup of powdered sugar and one tablespoon of milk. 3  Beat thoroughly at medium speed. 4  Repeat step #2 until you have added all of the milk and powdered sugar.See below for addition of food coloring directions.). 1  In one bowl, thoroughly cream butter, shortening, and vanilla. 2  Add one cup of powdered sugar and one tablespoon of milk. 3  Repeat step #2 until you have added all of the milk and powdered sugar. 4  Beat for an additional 3-5 minutes at medium speed.
1 Bake in the preheated oven until cookies are firm, about 10 minutes. 2  Let cool. 3  Beat butter, confectioners' sugar, 1 1/2 teaspoon vanilla extract, and 2 tablespoons milk in a bowl with an electric mixer on high speed until frosting is spreadable and slightly fluffy.4  Frost cooled cookies. Let cool. 2  Beat butter, confectioners' sugar, 1 1/2 teaspoon vanilla extract, and 2 tablespoons milk in a bowl with an electric mixer on high speed until frosting is spreadable and slightly fluffy.