By Maja Kunert

Published on

29/06/2026 - 6:00 GMT+2

Anyone strolling through city cafés at the moment will increasingly come across drinks and pastries in an unusually deep shade of purple. The colour doesn’t come from a bottle of food colouring, but from a tuber: ube, a purple yam from Southeast Asia, is tipped to be the next big food trend after matcha.

What exactly is ube?