pastel peeps cake using equal parts buttermilk instead of oil and four eggs instead of three near the center of cakes comes out clean with an electric mixer on medium speed vanilla and salt; beat on low until combined sugar on low speed until just combined beat on medium speed 5 minutes more or one more layer of frosting and third cake of frosting to entire cake using an icing knife chill 20 minutes or until frosting has set of food coloring to reach a pastel shade colors of frosting around sides and on top frosting until colors are slightly blended immediately or refrigerate up to 5 days line bottoms with parchment rounds save time by swapping the homemade icing for 3-4 containers of whipped consistency to decorate this cake-so in powdered sugar until your desired consistency is achieved baking terminology apply a very thin base layer of frosting to a cake in order to lock crumbs in place before decorating cutting the top of flat surface