Second step
Put tremella into a casserole, pour enough water, bring it to a boil, cover the lid, and simmer for 2.5 hours.
Third step
After the tremella is cooked until it is thick, add rock sugar and stir well, then pour in lotus seeds and cover the pot to cook for half an hour.
Fourth step
Finally, add Lily and Lycium barbarum and cook for about 15 minutes, then turn off the heat.