2. Sour plum powder is a solid beverage made by decocting sour plum and hawthorn and adding sugar, osmanthus and other accessories. It is more suitable to brew with warm water, and it is best to dilute it by about 8 times, which makes it taste better. Sour plum juice can be drunk at cold, hot and normal temperature. The taste is fresh and unique. Sour plum powder is rich in vitamins and trace elements. Nutrients can be released with water at certain temperature. If the brewed sour plum soup is sour, you can add appropriate amount of honey, sugar and other condiments according to your personal taste.