5 ways to tell if an egg is fresh or rotten

5. Use the mirage technique

Candling is a technique that allows you to assess egg quality or the development of the chick in a fertilized egg.

Generally, this technique is carried out in the industrial environment using specialized equipment allowing table eggs to be classified before labeling and packaging them.

But you can still do the method at home, if you want. To do this, you need a cool, dimly lit place.

Have a light source such as a candle or a small flashlight. Hold the light source towards the end of the egg then tilt the egg and turn it from left to right. The contents of the egg should be visible.

This technique allows you to see if the air bubble is small or large. As the egg ages, the water evaporates and is replaced by gases. Thus, the larger the air pocket becomes, the more the egg is aged.

Can we eat food after its expiration date?
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