1. Preparation materials (all medicinal materials must be purchased from the pharmacy to ensure the taste)
2. Wash all ingredients with clean water and soak in warm water for 1 hour (do not use too much water, just submerge the ingredients)
3. Add 4 kg of water to the pot, pour the soaked ingredients and the soaking water into the pot together
4. Then bring to a boil over high heat, turn to low heat and cook for 30 minutes
5. Remove the dregs without leaving the soup, add rock sugar and cook until the rock sugar melts, turn off the heat and add the sweet-scented osmanthus honey and stir well.
6. Take 300 grams of sour plum soup and white jelly, stir well and put in the refrigerator for 4 hours
7. Take out and pour in the milk and stir well
