Pickle
From Tardis Wiki, the free Doctor Who reference
Pickles were a food from Earth, commonly made from cucumbers.
Peri Brown once found herself in a dimension modelled upon a combination of the Alice in Wonderland book she had been reading and the salad she had been eating. Among the creatures she encountered in this world was a walking pickle. (DWM: Salad Daze)
While working late, Toshiko Sato made Owen Harper a cheese and pickle sandwich. (TV: Meat)