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How to prevent boiled eggs from cracking

Methods to prevent boiled eggs from cracking include soaking them before boiling and controlling the time.

1. Soak before cooking: After washing the eggs, put them into cold water and soak them for a while to make the temperature of the center of the eggs the same as that of the water. Then cook them over medium heat to let the eggs and water heat up together. The temperature will not rise sharply, so it will not crack easily.

2. Master the time: generally boil it for about 6-7 minutes, then turn off the heat. After turning off the heat, do not take out the eggs first. Put the eggs in the pot to simmer for 5 minutes. In this way, the cooked eggs will be just right. Good, not too old and not watery. Boiled eggs should be placed in cold water for a while. The eggs will expand with heat and shrink with cold. The eggs and shells will create gaps and separate automatically without adhesion. This will make them easier to peel when peeling.

How to select eggs:

1. Shake the eggs: hold the eggs with your thumb and index finger and shake them. If there is no sound, it is a fresh egg, which means that the entire egg air chamber and egg yolk are intact; The sound is bad, indicating that the egg has been left for a long time or the inside has become moldy.

2. Look at the appearance of the eggshell: the shell of fresh eggs is complete without any cracks. There is a layer of white powder on the surface, and the eggshell feels rough when touched. If there are cracks, it is best not to buy them. The inside may have been infected. Eggshells come in many colors, including pink, yellow, or green. In fact, the nutrients are almost the same.

3. Exposure to strong light: hold the egg up to the sun or the flashlight on your mobile phone. The protein and yolk of high-quality eggs are clear and translucent, with a small air chamber at one end; if they are stale eggs, they will appear Eggs are dark in color and have large empty spaces. Old or spoiled eggs will have stains.