Such is the craze for matcha that fans are willing to risk frostbite to get their hands on one. Blank Street claims that it sells some form of the green-tea-based drink “every four seconds ...

The funny thing is that with matcha you drink the whole leaf, not just the infusion, which makes it a more potent drink.

Zendaya and Dua Lipa are among the A-listers who have been snapped sipping "Kermit-coloured" matcha smoothies, cementing the powdered tea's reputation as having the type of "cool-girl wellness ...