Cyber-grapefruit

Cyber-grapefruit are food from the "Wings of Honor" portion of the Generation 1 continuity family.

Cyber-grapefruit is presumably some sort of Cybertronian version of fruit.

Fiction

Wings of Honor

According to Side Burn's tale of woe, getting shot and dying has a vague hint of cyber-grapefruit to it. As Side Burn's story was entirely stolen from someone else, it was probably just an embellishment. Battle Lines, Part 1