The Complete Cookie Cookbook: 155 Cookie Recipes to Bake at Home, with Love!  “Cake Flour” is another kind of flour that is smoother than all-purpose flour. It is great for making cake sponges and other tender & spongy baked recipes. “Pastry Flour” is another flour which works pretty much like cake flour. “Self-Rising Flour” is basically all-purpose flour mixed with baking powder. To make your own, mix one teaspoon of baking powder for each cup of flour.