I really want to try this!
First you will need some Koji. You can buy these from a Koji shop, ins Japanese supermarkets on over the Internet. It comes in a plastic packet and it looks like rice.
Now you need to prepare the soy beans. We recommend using dried soy beans that have been soaked in water overnight. You then need to cook them for a few hours on a low heat until they are soft enough to squash easily with your fingers.
The soy beans need to be mashed into a paste. There are lots of ways to do this. You can use a mortar and…
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