Koki (or Gogi) powder is a Thai product usually labelled "tempura powder" (although it's different from Japanese tempura powder). It is sold in packets, and it makes a fried dish very crisp.

Tempura has become a tasty go-to snack throughout ... Dashi stock is commonly made from a umami-packed Japanese powder that elevates every dish. But if you don't have any, you can use vegetable ...

Thai tempura powder (or mix) is different from Japanese tempura powder, and when fried, it makes a very crunchy crust. Thai people usually refer to it as Kogi or Gogi flour - the names of popular ...