Guodan balls are rolls made of hawthorn and are a famous traditional snack in Shandong, Shanxi, Hebei, Beijing, Tianjin and other places. Similar foods include hawthorn cake (gold cake), hawthorn slices, fried red fruits, etc. Hawthorn is both food and medicine. According to traditional Chinese medicine theory, hawthorn has good appetizing, digestion, blood circulation, and blood stasis dispersing effects. Modern medical research has proven that hawthorn contains organic acids, which can increase the secretion of digestive enzymes. In addition, hawthorn also softens blood vessels. It is especially loved by the elderly and children. The fruit peel is sweet and sour, which is good for digestion and is especially popular among children. Moreover, the raw materials are widely available; the production is relatively simple, and it is a fruit with low investment and high profit. A kind of food made from dried or fresh red fruits or leftovers from making preserved red fruits, preserved apples, etc. Ingredients Fresh fruits (hawthorns, apricots, peaches, plums, berries, apples, pears, grapes), water, sugar, lemon juice (if desired), spices such as cinnamon and nutmeg. Contains a variety of vitamins, tartaric acid, citric acid, maslinic acid, malic acid, etc., as well as flavonoids, lactones, sugars, proteins, fats, and minerals such as calcium, phosphorus, and iron. The lipolytic enzyme it contains can promote fat metabolism. Digestion of food.