Woah you've been here as well! I'm bit of jealous I guess 😅
You can use powdered if you like, and a bit of cinnamon or/and cardomom is nice, and you brew it with some milk and honey.
This thing sounds healthy and yummy! I was always a fan of natural medicine and alternative treatment / strengthening of immunity. Haven't used any pharmaceutical drugs for 10 years, and I haven't been ill for the same time. You really have to adore this ecosystem, learning and earning, almost unreal.
Also, here, the traditional natural medicine for sore throat is milk and honey, also called caramelized milk :)
RE: Experimenting with Fusion 'Jamu' Drinks