2. Many nutrients of Undaria pinnatifida are water-soluble and should not be soaked. It is best to wash with running water, because fresh vegetables will have mucus, but as long as they are heated, they will not be bothered by mucus.
3. In addition, the cleaning of salted Undaria pinnatifida is similar: it is best to clean it with running water, and the surface is salt-free. If you want to save water, you can wash it in a basin without soaking it. Put the clean water into the dish and gently rub it with your hands. Then pick up the plate and change it into water. This method can be used three times, don't soak it.