A delicious baked item that was found in the DAMMED facility. Since the recruits currently do not have the supplies to make it, there is no cake on the island minus Buck and Cletus' Twinkies.
There are many recruits who enjoy cake. There are many recruits who REALLY enjoy cake. There are recruits who are unhealthily obsessed with cake, such as Winter Moon. She is the Pastry Dominatrix.
Sibbi like them. Sibbi likes them too much. So does Dalton.