1. Before washing Flammulina velutipes, cut off the roots of Flammulina velutipes.

2. Tear the Flammulina velutipes into small bundles for cleaning.

3. Put Flammulina velutipes into a container, add appropriate amount of water and salt, and soak for 5 minutes.

4. After soaking, rinse Flammulina velutipes with running water until the water becomes clear.

5. If you need a cleaner Flammulina velutipes, you can blanch it with boiling water first, and then rinse it with cold water to remove excess impurities and taste.