|First Appearance||Eye of the Beholder|
The Fleen Cake is a blue dessert that debuted in Eye of the Beholder.
Kevin claimed that Fleen Cakes are the best dessert in the galaxy. He also said that they are extremely expensive and are hard to get. He even stated that he could only have them once a week thanks to his contacts.
The Fleen cake is of blue color and is similar to a pie rather than a cake.
Ben 10: Ultimate Alien
- Eye of the Beholder (first appearance)
- Fleen Cakes look very similar to Moon Pies.