Bubble tea pearls (7)

I think it could be either:

Which length description are you looking for?:

tapioca

(Other definitions for tapioca that I've seen before include "Starchy white substance used to make puddings" , "I act OAP (anag) - edible substance made from cassava" , "pud" , "Substance from cassava used to thicken puddings" , "Starchy dish" .)

I've seen this clue in the LA Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.