The dark plum and hawthorn in sour plum soup contain a lot of acidic substances, which are corrosive to some extent. Therefore, it is best not to use metal cookers to cook sour plum soup, but to use ceramics to cook sour plum soup. Moreover, the health pot is a convenient cooker, and it is also good to cook sour plum soup.
Sour plum soup has a history of thousands of years and is one of the oldest traditional drinks in China. During the Shang and Zhou Dynasties, ancestors knew that sour taste was extracted from plums as a drink. The total formula of sour plum soup comes from the imperial teahouse in Qing palace. In the Qing dynasty, sour plum soup was very popular in the palace, especially the emperor Qianlong.