The origins and process of making soy sauce is protected by a strong artisan tradition that has not changed for 750 http://yearspic.twitter.com/Mx9PlQf8ls

The origins and process of making soy sauce is protected by a strong artisan tradition that has not changed for 750 years http://pic.twitter.com/Mx9PlQf8ls

https://twitter.com/NatGeoTravel/status/870671565071024128