Ponzu Sauce

Directions

1. 1
   Heat the soy sauce and the bonito flakes together in a saucepan. Bring to a boil.
2. 2
   Cool, then run the sauce through a sieve to drain off the bonito flakes.
3. 3
   Then mix the drained soy sauce with the vinegar and lemon juice.
4. 4
   Use this for dipping with shabu-shabu