Horseshoe can be eaten raw or cooked. Water chestnut, the scientific name of water chestnut, belongs to the genus water chestnut of Cyperaceae, also known as water chestnut. Eleocharis tuberosa of Cyperaceae is a shallow perennial herb with bulbs as vegetables. In ancient times, it was called Fuzi, commonly known as horseshoe, also called chestnut, which was named after its shape like horseshoe and chestnut.

Address terms in various places: horseshoe, fruit, chestnut, swallow tail grass, sprouting mushroom, Pu Xuan, Pu Yong, black burreed, peony, black taro, mushroom, onion lotus root (Minnan dialect), onion (Guangdong Chaozhou dialect), Pollen Typhae (Hubei dialect) and glutinous rice.

The phosphorus contained in water chestnut is higher in root vegetables, which can promote the growth and development of human body and maintain the needs of physiological function, and is of great benefit to the development of teeth and bones. At the same time, it can promote the metabolism of sugar, fat and protein in the body and adjust the acid-base balance, so water chestnut is suitable for children.

In the study of horseshoe in Britain, a kind of "water chestnut" was found, which has certain inhibitory effect on Staphylococcus aureus, Escherichia coli, aerogenes and Pseudomonas aeruginosa, and also has certain effect on lowering blood pressure. This substance also has preventive and therapeutic effects on cancer. Eleocharis tuberosa has tender meat and sufficient body fluid, which can be used to treat fever, body fluid injury, thirst and other symptoms, and has a certain auxiliary treatment effect on diabetic polyuria. Lingjiao decoction has the function of diuresis and stranguria, and has a certain therapeutic effect on patients with urinary tract infection, which can be used as a good diet therapy for patients with urinary tract infection. It is found that horseshoe contains an antiviral substance, which can inhibit epidemic cerebrospinal meningitis and influenza virus and can be used to prevent the spread of epidemic cerebrospinal meningitis and influenza.

Suggested eating method: 1 Horseshoe can be eaten raw. Although horseshoes grow in the soil, there may be some unknown molds, but after the sun's irradiation, those molds are almost killed, and there are many sweet and crisp juices. You can wash them directly, remove the peel and leave the pulp to eat raw. It tastes good.

2. horseshoes can be cooked, and spring is the high season of influenza. It is a good way to prevent influenza by cooking washed water chestnut and Radix Isatidis granules together. It tastes a little waxy and sweet, which is completely different from the sweetness of raw food and mixed with the sweetness and fragrance of Radix Isatidis. Of course, you can also add sugar to boil sugar water, which is also a good drink. There is a drink called "Ma Tishuang", which is made of water chestnut and sugar.

3. Making meatballs, adding chopped water chestnut powder into the materials to make meatballs. The skin of meatballs is crisp and delicious.

4. The dumpling stuffing with horseshoe stuffing will have a refreshing taste and a little effect of removing oil and fire.

5. Some good supporting roles/protagonists in dessert recipes.

Generally speaking, horseshoes can be eaten raw or cooked.

The above part of the answer comes from Baidu Encyclopedia (with deletion)