A description of all the foods found only in Dr. Seuss's works
A Beezlenut has no known description, but it apparently produces an oil that, when boiled is lethal to plants-and anything living on them. Seen in the Horton Hears a Who! series
Truffula fruits, as the name suggests, grow from Truffula Trees. They contain the seeds needed for the tree to reproduce, like the pit of a cherry. They are seen in The Lorax. They are the primary diet of Bar-ba-loots and Swamee swans.
Possibly just normal hash with the word Who in front of it. Appears in How the Grinch Stole Christmas.
Green Eggs And Ham
From the book Green Eggs and Ham, it is apparently simply eggs and ham, except that the eggs possess a green color. In the book, Joey, the main character, is repeatedly asked to try this dish, but states that he does not like it, even though he has never tasted it.
Whos appear to eat this for breakfast.
Popcorn is a food made from corn being popped. Appears in How the Grinch Stole Christmas.
A plum is a fruit of the subgenus Prunus of the genus Prununs. Appears in How the Grinch Stole Christmas.