A full recipe for this dish has not been written yet.
History
From the Izu Islands, where salt was taxed so fishermen reused brine until it turned into a perpetual ferment.
Frequently asked questions
What is Kusaya?
Kusaya is a fermented & pickled from Japan: fish steeped in a centuries-old brine then dried; overwhelmingly pungent. From the Izu Islands, where salt was taxed so fishermen reused brine until it turned into a perpetual ferment.



