We call it here: chong dish. I don’t know how to write the word. It tastes similar to mustard and is very pungent, that is, use the tip of rapeseed to stir in the rising water for a few seconds, and then immediately put it in a pot with a lid. Braised. If you are in a hurry, simmer for 15 minutes. If you are not in a hurry, it is best to simmer overnight and eat it the next day. cool. "