Ingredients: 20g of ebony, 7 jujubes, 4 longan, and appropriate amount of rock sugar.
Practice: 1, wash the ebony and the pitted red dates, and soak them with peeled longan in water;
2. Put the soaked ingredients into the pot, and add a proper amount of water to boil;
3. Add rock sugar and continue to cook 15 minutes;
4. Filter the residue, leaving the juice of dark plum and red dates, and it is better to drink it in the refrigerator.