1, clean the eggs before cooking, because there will be residual chicken manure, dust and bacteria on the surface of the eggs. If it is not cleaned, it is easy to pollute the eggs during cooking, which is very unsanitary.

2, boiled eggs must be cold water, boiled eggs, eggs are very easy to break the shell, as long as the water can not pass the eggs.

3. Add a spoonful of salt to the boiled egg water. Salt can not only sterilize, but also make the eggs peel better and not stick to the shell after cooking.

4. Before boiling the eggs, let the eggs soak in salt water for 2 minutes, which can prevent the eggs from breaking during cooking.

5. Note that it is best not to boil eggs for more than 10 minutes. Eggs cooked for more than 10 minutes will become old and dry, and will also destroy the nutritional components of eggs.

6. Put the boiled eggs in cold boiled water to cool down, but don't use raw water, otherwise the bacteria in raw water will enter the eggs and it will be unsanitary to eat.