Fish maw is dried swim bladders of large fishes. A fast lookup on Internet explained it as Nearly tasteless which I disagree. I’ve purchased a couple of grades of fish maw from Kuantan and Kota Kinabalu (both famed for seafood make) and found that greater excellent types smell and tastes considerably greater. https://paxtonkvcjr.bloggactivo.com/33699448/a-secret-weapon-for-花膠