2. Wash the wormwood flowers and put them on a plate for later use. There are two kinds of wormwood flowers: wet and dry.

3. First, boil the boiled pork ribs in cold water in a stew pot for half an hour.

4. Cut the ginger into pieces, clean the medlar and red dates, and put them on a plate for later use. Ginger can drive away the cold. If you don't like the taste of ginger, you can stick to it according to your personal taste.

5. After the water boils, put the Chinese caterpillar fungus, medlar, red dates and ginger into the pot and simmer over medium heat.

6. The time for stewing soup is generally long. It is recommended to take two to three hours. When the time is almost the same, add a little salt.