Self-rising ... leaven flour. Baking powder, on the other hand, has acid, like cream of tartar, so it can leaven on its own. A mix of baking soda and baking powder can make for better cookies ...
You likely already have the three ingredients necessary to make self-rising ... such as sponge cakes and scones. The ingredients are evenly mixed within self-rising flour, resulting in a product ...
Self-raising flour is used in baking and cake-making, and is often an ingredient in packaged cake mixes. If you do not have self-raising flour, combine plain flour with baking powder and salt ...