Vegetable

A vegetable was a food item that came from the ground. According to the Fifth Doctor, 11th century Europeans thought of vegetables as peasant food. (PROSE: The Immortals)

The Fifth Doctor wore a stick of celery, which the Tenth Doctor described as a "decorative vegetable". (TV: Time Crash)

At a trade meeting with the Hufko, Ormsin Ives offered them vegetables. (PROSE: The Diplomat's Story)

The Daleks claimed to offer the Thals fresh vegetables that were created with synthetic sunlight. (TV: "The Escape")

Ianto Jones was told by Jack Harkness that he was not eating enough vegetables. To rectify this, he ordered a tub of coleslaw in addition to two Pepperoni Feasts for Torchwood Three from Jubilee Pizza as Jack Harkness. (TV: Cyberwoman)

Graham O'Brien noted the avocado to be a fruit, while Ryan Sinclair believed it was a vegetable. (TV: The Tsuranga Conundrum)

Other references
The Aja'ib contained tales involving talking vegetables. (PROSE: Bafflement and Devotion)