Buttercream frosting with crisco is what.
Cake decorating frosting recipe crisco. Add the powdered sugar, 1 cup at a time, mixing well after each addition. The small amount of milk does not require refrigeration, but any left over icing needs to be refrigerated and used with a few. Web this recipe is the basic wilton decorator's recipe.
This recipe uses white crisco shortening which makes storing frosting at room temperature. Its creamy consistency is also ideal for.