Chocolate chip
From Tardis Wiki, the free Doctor Who reference
Chocolate chips were a common ingredient of ice cream.
History
Interstellar choc chips were a feature of Streets Doctor Who Ice Cream, alongside a choc top and vanilla. (TV: Streets Doctor Who advertisement [+]Loading...["Streets Doctor Who advertisement (TV story)"])
Amy Pond preferred double-mint chocolate chip ice cream to vanilla. (COMIC: I Scream [+]Loading...["I Scream (comic story)"])
Milk chocolate chips were apparently an ingredient in "Death By Chocolate" ice cream. (PROSE: Our Flavours [+]Loading...["Our Flavours (feature)"])