Finely chop the cabbage, sprinkle with salt and leave for a about 10 minutes.
Remove the salt from ① and drain the water.
Put the tofu meat in ② without thawing. You can unzip it.
Add rice flour and grated ginger to ③.
Wrap it in gyoza skin.
Add sesame oil to a frying pan and add hot water on the way to steam it.
When the skin is transparent and browned, it's done! !!