soy sauce, chilli powder, golden syrup and mirin. Mix well and then set aside. Heat a medium pan of boiling water, add the octopus to the boiling water and blanch for 1½ minutes, then drain.
Slice the octopus tentacles by moving the tip of a ... For the sauce, combine the dashi broth, rice vinegar, sugar, usukuchi soy sauce, salt and katsuobushi and place over medium heat.