Cooking Steps

1. 

   Step1:Prepare the ingredients. Soak the tremella and lotus seeds in advance. Remove the impurities from the tremella. Rinse and tear the small ones. Remove the core of the lotus seeds and wash them. Peel and wash the purple potatoes and cut them into small piece

2. 

   Step2:Put the tremella and lotus seed into the pot. Add some water. Boil over high heat and turn to low heat and simmer for about 1 hour. Cook until the tremella is soft and the soup thickens

3. 

   Step3:Add in purple potato and crystal sugar. Cook over medium heat again. Turn to low heat and continue cooking for about 30 minutes

4. 

   Step4:Cook until the purple sweet potato is soft and waxy. The soup is thick.