Why are preserved eggs called preserved eggs?

The origin and reasons of the name of preserved egg are as follows:

1, preserved eggs refer to eggs cooked with lime, which are named by convention;

2. Preserved eggs, also known as preserved eggs, preserved eggs and gray-wrapped eggs, are a traditional egg product in China. The main raw material is duck egg, which has a fresh, smooth and refreshing taste and good color and fragrance.

3. After duck eggs are specially treated, preserved eggs will become black and bright, with white patterns on them and a special fragrance, which is one of the favorite foods of the people;

4. Preserved eggs are named like this because when preserved eggs are processed in the old way, duck eggs should be wrapped with quicklime and then dyed with rice husk. This process is like putting a dress on a duck egg, hence the name preserved egg.