Beef, Tataki-Style, with Mentsuyu Sauce
MENTSUYU DRESSING/DIPPING SAUCE
Ingredients:
1 cup soy sauce
1/2 cup mirin
3 tbsp superfine or fruit sugar
1 cup water
2-1/2 tbsp dried bonito flakes or other fish flakes
Directions:
Mix all ingredients together in a microwave-safe bowl. Do not cover. Microwave at medium power for 3 minutes. Cool and strain. You can refrigerate it until you need it.