The following is a list of unnamed food from the 23rd century.
Arex and M'Ress's lunch[]
This lunch was enjoyed by officers Arex and M'Ress in USS Enterprise's mess hall in 2270. (TAS: "The Practical Joker")
Blue food[]
This blue course was served to the senior officers aboard the USS Enterprise-A and the invited Klingon delegation in 2293. (Star Trek VI: The Undiscovered Country)
Colored blocks[]
These colored blocks were occasionally served aboard the USS Enterprise.
Joe Tormolen had a plate of these blocks of food in the ship's recreation room, shortly before he accidentally stabbed himself in 2266. (TOS: "The Naked Time")
Later the same year, Kevin Riley similarly had a plate of colored blocks, in engineering. (TOS: "The Conscience of the King")
Other blocks of colored food were made available to guests at a reception aboard the ship during transit to Babel, shortly prior to the Babel Conference, in 2268. (TOS: "Journey to Babel")