1, pick dandelion flowers, flower bones or blooming flowers can be washed with clear water. Dandelion roots can also be soaked in water to drink, without removing the roots, and the skin of the roots can also be removed.

2. Drain the dandelion and put the freshly washed dandelion in a drained box for 2 to 3 hours, which makes it easier to dry and less prone to mildew.

3. Then boil the water and steam it for one minute. This is called inactivation, and it is also disinfection to kill dirty things like eggs.

4. put it in a ventilated place where the sun can't shine directly to dry. Remember to turn it a few times in the middle and dry it thoroughly. You can dry it with a dustpan and bottle it.