8- 10 minutes. Boil salted duck eggs in boiling water, and it will be cooked in about 8- 10 minutes. Not less than 8 minutes, if the inside of salted duck eggs is not fully mature, there will be the risk of parasites. After a long period of pickling, the shell of salted duck eggs is very easy to break, so keep it on medium heat when cooking. When cooking salted duck eggs, you must add enough water, subject to the fact that the salted duck eggs have not been cooked.

Salted duck eggs, also known as green husk, green egg, salted duck egg and salted duck egg, were called salty eggs in ancient times, and they are special dishes in China. Salted duck eggs have a long history in China, and are deeply loved by ordinary people, as well as in the market. Salted duck eggs are produced in many parts of the country, but only Jiangsu Gaoyou salted duck eggs are the most famous.

The amount of salt used for salted eggs is still relatively high, and eating too much can easily induce cardiovascular diseases such as hypertension. Therefore, people with cardiovascular disease or family tendency should not eat salted duck eggs often. Eating salted duck eggs, bacon, pickles and other foods that have been preserved for too long, or eating spoiled vegetables, the nitrate in them will be reduced to nitrite under the action of intestinal bacteria, which will induce methemoglobinemia, resulting in severe hypoxia of tissues, pallor, cyanosis of lips and limbs, and severe blood pressure drop, slow response, dyspnea, and even convulsion and coma.