 Angel food cake because it's spongy and somebody could make it if they wanted to, but it's easy to find, Walter, in the supermarket. Anybody could pick up a $3 angel food cake and use that to layer the fruit and the whipped cream and the cake and make layers in the cup. Use a clear plastic cup because this way the colors of the red, white, and blue are shown. Angel food cake is really nice and white because it has egg whites and