1. Cow eggs can be washed with boiling water. Soak the eggs in boiling water for 3 minutes.

2. Remove the outer skin, then cut the egg into pieces and put it into clean water, clean the blood and remove the tumor material inside.

3. Put the eggs into vinegar water for sterilization and deodorization.

4. The efficacy and nutritional value of cow eggs are: it can promote the development of human male organs and maintain normal functions. Generally has aphrodisiac effect.