1, material: a little diced watermelon, an appropriate amount of tremella, and an appropriate amount of rock sugar.

2. Soak tremella in water for 2 hours.

3. Pedicel the soaked tremella and remove it.

4. Pour water into the pot and simmer the tremella on low heat.

5, add rock sugar, stir until the rock sugar melts, you can eat.

6. When the tremella is completely cooled, add diced watermelon and mix well.

7. Eat in the refrigerator.