Nikiri Shoyu

Ingredients

• 1 cup soy
• 1/2 cup mirin
• 1//4 cup sake
• 1 cup Katsuobushi

Instructions

1. briefly boil mirin and sake
2. add soy sauce and bring to start of boil, then turn off heat
3. add katsuobushi and let sit for 10~15 minutes
4. strain through a paper towel into airtight mason jar, keeps for about 1 week.

Source:

https://www.youtube.com/watch?v=FJgoYQWTIms