How long can duck eggs be boiled, cooking methods and nutritional functions of duck eggs
1. How long can duck eggs be boiled?
1. If it is boiled, it will take about 8 minutes. It is best not to exceed 8 minutes. If it takes more than 8 minutes, the nutrition of the eggs will be lost to a certain extent. Of course it can't be less than 6 minutes. If it is less than 6 minutes, there may be some parasitic bacteria that are not good for human body.
2. If it is boiled in cold water, it will take a little longer, about 15 minutes. Of course, if you want to eat half-cooked liquid egg yolk, cook it in boiling water for about 7 minutes and in cold water for about 10 minutes.
3. If steaming, wait for the pot to finish steaming 10 minute.
4. Salted duck eggs should be boiled in boiling water or cold water, and cold water is more suitable. Boiling in cold water is not allowed to explode. Salted duck eggs will slowly expand inside and outside with the gradual increase of water temperature. When the water temperature is enough to solidify protein, their eggshells will expand almost as much, so that they won't expand and break.
Second, the correct cooking method of salted duck eggs
Put salted duck eggs in a cold water pot, let the water submerge the eggs, at least beyond one knuckle on the surface of the duck eggs, and boil them with high fire. Turn off the fire quickly after the water boils, and keep the water above 90 degrees 10 minute (or cook for 7-8 minutes). When cooking eggs, put some salt in the pot first. Salt can solidify protein and prevent protein from flowing out. Adding a little vinegar can also prevent protein from flowing out.
How long can duck eggs be boiled?
Third, how to judge whether salted duck eggs are cooked?
1. After cooking, scoop it up with a colander. If the water on the surface of the egg dries quickly, it means that the egg is ripe.
2. Note: Only when salted duck eggs are just cooked can you taste the freshness and nutrition of salted duck eggs and save energy to the maximum extent.
Fourth, the nutritional value and efficacy of duck eggs
nutritive value
1. Duck eggs contain nutrients such as protein, phospholipids, vitamin A, vitamin B2, vitamin B 1, vitamin D, calcium, potassium, iron and phosphorus.
2. The protein content of duck eggs is the same as that of eggs, which has the function of strengthening the body;
3. The total amount of various minerals in duck eggs is much more than that in eggs, especially salted duck eggs are rich in iron and calcium urgently needed by human body, which is beneficial to bone development and can prevent anemia;
4. Duck eggs contain more vitamin B2, which is one of the ideal foods to supplement B vitamins.
Edible efficacy
1. Clearing lung and reducing fire: suitable for cough due to lung heat, sore throat and diarrhea. Salted egg butter has the function of improving eyesight and nourishing eyes, and can also treat children's food retention. External use can treat burns and eczema.
2. Strong body: promote bone development and prevent anemia.
3. Promote appetite: it can stimulate digestive organs, stimulate appetite, make nutrition easy to digest and absorb, and has the functions of neutralizing stomach acid, cooling and lowering blood pressure.