Sherbet
From Tardis Wiki, the free Doctor Who reference
Sherbet was a fizzy powder sweet. The Second Doctor offered Jamie McCrimmon a lemon sherbet. (DW: The Wheel in Space) The Fourth Doctor placed a bag of sherbet in the processing unit of an RWR Mark II android, disabling the mechanism. (ST: Seven to One) Ace offered Badger a sherbet lemon. (NA: Cat's Cradle: Witch Mark)