Pound cake For instance, baking soda or baking powder may be incorporated to induce leavening during baking, resulting in a less dense pound cake. A cooking oil (typically a vegetable oil) is sometimes substituted for some or all of the butter, which is intended to produce a moister cake. Sour cream pound cake is a popular variation in the United States, which involves the substitution of sour cream for some of the butter, which also is intended to produce a moister cake with a tangy flavor. Some of these variations may drastically change the texture and flavor of the pound cake, but
Red velvet cake of shortening, butter, and vegetable oil. All used red food coloring. The reaction of acidic vinegar and buttermilk tends to better reveal the red anthocyanin in cocoa and keeps the cake moist, light, and fluffy. This natural tinting may have been the source for the name "red velvet", as well as "Devil's food" and similar names for chocolate cakes. Contemporarily, chocolate has often undergone Dutch processing, which prevents the color change of the anthocyanins. A reconstruction of the original red velvet cake involves reducing or eliminating the vinegar and colorants, and using a non-Dutched cocoa to provide the needed acidity