Xuecai, scientific name: mustard variety. Potamogeton crispus, alias: potherb mustard, nine-headed mustard, cooked vegetables, row vegetables and so on. , Brassica, angiosperm, is a kind of mustard.
Sauerkraut is the tender stem and leaf of mustard, a cruciferous plant, which is cool and belongs to lung, spleen and stomach meridians. Has diuretic, antidiarrheal, expelling pathogenic wind, promoting blood circulation, and relieving swelling and pain. It is mainly used to treat diseases such as dysuria, dysentery, hemoptysis, swollen gums, sore throat, swollen hemorrhoids, itch of lacquer sore, traumatic injury, joint pain, etc. It is a common folk herb. It can be applied externally or taken orally.
Plum cuisine is a traditional dish of Han nationality in Guangdong (Meizhou and Huizhou), which belongs to pickled food. Huizhou is also called "Huizhou tribute". Fresh plum vegetables in rural areas are made by drying, selecting and pickling. They are golden in color, sweet and refreshing, cold and not dry, neither wet nor hot. They can be used not only as single dishes, but also as ingredients to make dishes such as braised pork, steamed beef, steamed fish and soup.