1. First soak the vermicelli in water for 30 minutes, then boil the water in the pot, and then add the soaked vermicelli.

2. Secondly, after the water is boiled, keep stirring with chopsticks to check the maturity of the vermicelli.

3. It can be cooked in the last 20 minutes, and then a pot of water can be used to fish out the cooked vermicelli.