Any food will spoil, and salted duck eggs are no exception.

1. How to tell whether salted duck eggs have deteriorated

1. Look at the appearance

The shell of good-quality salted duck eggs is smooth, clean, and has no cracks. If the salted duck eggs are The shell is dark with white or black spots, which proves that the salted duck eggs have gone bad and should be avoided.

2. Taste

Good quality salted duck eggs have an earthy smell without any peculiar smell, while expired salted duck eggs will have a peculiar smell. The longer the expiration time, the worse the smell. more obvious.

3. Shake the egg

Pick up the salted duck egg and shake it by your ear. If the good quality salted duck egg vibrates slightly, how can there be other abnormal noises to prove that the quality of the salted duck egg is not good? OK, not suitable for consumption.

2. What should not be eaten with salted duck eggs?

1 Salted duck eggs + plums: Eating salted duck eggs and plums together can cause poisoning in the human body and even be life-threatening. It should be eaten in daily life. Try to avoid eating them together.

2 Salted duck eggs + soft-shell turtle: gastrointestinal discomfort, prone to indigestion, and not conducive to normal gastrointestinal motility. You should try to avoid eating them together in daily life.

3. Nutritional value of salted duck eggs

Salted duck eggs are rich in calcium and iron, and they are rich in inorganic salts, which can supplement the vitamins and minerals needed by the human body. substance. Certain proteins contained in salted duck eggs can be decomposed into amino acids, and then due to salt pickling, the salt content in the eggs can be increased, thereby increasing the inorganic salt content in the eggs, and the proteins in salted duck eggs have been denatured and fat has accumulated. Together, turn into egg butter. The oil coming out of the salted eggs is a sign that the salted eggs have been marinated. Therefore, the nutritional value of salted eggs and fresh eggs are basically the same.