1. required materials.

2. Wash the soaked tremella and tear it into small pieces.

3. Wash the Sydney and cut it into pieces.

4. Add water to the pot, add tremella and cook for 20 minutes.

5. Add Sydney pieces, rock sugar and medlar.

6. Cover the pot and simmer 1 hour and turn off the fire.

7. Drink it while it's hot. ?