This is a splendid soup made from the broth from boiling chicken or chicken skin This is a great way to avoid waste.
Leftover chicken skin also makes a delicious soup. This is a great way to use up all parts of meat.
Once you add the mizuna, turn off the heat and it will cook through. It will keep a crunchy texture, retain its vibrant color, and be delicious.
Enjoy Japanese food around the world.