1, take a bird's nest and put it in pure water 1 hour;
2. Tear the bird's nest into strips and soak it in water for about 3 to 4 hours.
3. Put the bird's nest in a colander, shake it in water to filter out fine hairs and pick out fine impurities in the bird's nest;
4. Pick up the washed bird's nest with a colander, drain it until it is stewed, and drain the water of bird's nest with a colander;
5. Put the drained bird's nest in a saucepan with boiling water;
6. Put the saucepan in water and stew it on the fire. Boil the water in the pot with a big fire, and then use a small fire after the water boils;
7. stew on water