Expired eggs can't be eaten, not only expired eggs can't be eaten, but any food can be eaten during the shelf life, which is safer and can't be eaten after expiration.

For eggs, expiration is not necessarily corruption, but the reduction of nutritional value is one of the manifestations of egg expiration. The shelf life of eggs is 15 days at room temperature and 10 days when the temperature is high in summer. Usually it can be kept in the refrigerator for 40 days. Once it expires, it is not recommended to eat again.

Egg expiration mark:

First look: the eggshell of fresh eggs is covered with a layer of hoarfrost, and the eggshell is brightly colored with obvious pores, whereas it is an old egg. Sensory identification of eggshells: Observe the appearance, color and cleanliness of eggs with eyes.

Second, touch: feel whether the surface of the egg is rough, whether the shell of a good fresh egg is rough and whether the weight is appropriate. Touch identification: feel whether the surface of the egg is rough with your hands, weigh the egg, turn the egg over with your palm, etc.

3. Listen: Shake it gently with your hand. Silent are fresh eggs, watery are old eggs. Ear recognition: hold the eggs in your hand, gently shake them to collide with each other, and listen carefully; Or shake it in your hand and listen to its sound.