What Is Koji? The Mould That Makes Sake Possible
Koji is the tame mould that turns rice starch into sugar so yeast can make sake. Here is what koji actually does, how it is grown, and why brewers rank it first.
Koji is the tame mould that turns rice starch into sugar so yeast can make sake. Here is what koji actually does, how it is grown, and why brewers rank it first.