Remove the skin from the squids using a kitchen towel.

Cut the squids into bite-sized pieces.

Chop the onion and green onion into small pieces.

Slice the perilla leaves into long strips.

Mix all the seasonings together to create the sauce.

Heat oil in a pan and add the green onion to make green onion oil.

Once the green onion is slightly cooked, add the squid and stir-fry.

When the squid is partially cooked, add the onion and continue stir-frying.

Add the sauce and stir-fry until everything is well coated.

Add the perilla leaves and give it a final stir.