2. Wash the duck eggs and dry them.
3. Put water in the pot and add salt and pepper.
4. Bring the fire to a boil until all the salt melts and let it cool completely.
5. Put the dried duck eggs in a clean container.
6. Pour in 80g of white wine, then pour in salt and pepper water until the duck eggs have not passed. Invert a plastic plate near the lid to prevent the duck eggs from floating; Put it in a cool place and marinate it for about a month.