Template:Comprehensive article

Serak the Preparer is a Rigellian. His job is to cook meals on board their spaceship.

A cohort of Kang and Kodos, Serak prepared meals for the Simpson family while they were on their way to Rigel 4. When Serak introduced himself to the Simpsons, he said that in order to pronounce his name correctly, the speaker's tongue would need to be pulled out.

Serak cooked sumptuous meals for the Simpsons and was very meticulous about making sure the humans' food would have the perfect flavor. Lisa, however, overheard Serak talking to himself at the stove and found his cookbook. Between Serak's comments and dust on the cookbook making the title appear to be How to Cook Humans, Lisa incorrectly concluded that the aliens were planning to eat the Simpsons.

Lisa confronted the aliens and showed them the cookbook, but Kang debunked her claim by blowing the dust off of the cookbook and revealing its title to be How to Cook for Forty Humans...