ชาเย็น [chaa-yen]: Thai iced tea
เย็นชา [yen-chaa]: Cold (indifferent, unemotional)
The Thai tea served at this café seems to be a bit different than the usual Thai tea you get.
Look at what they wrote to describe the tea!
[yen chaa paw paw gàp hǔa jai fan gào khun]
About as cold as your ex’s heart.