Want to deal with the coquettish smell of pig kidney, you can try the following methods:

1. soaking method: cut pig kidney into pieces and soak in cold water for 30 minutes to 1 hour. This can help to remove some fishy and coquettish smells.

2. Cooking method: put the pork loin in a steamer and cook at high temperature for a while. This will make the kidneys softer and reduce the odor.

3. Pickling method: Marinate pork loin with salt, cooking wine, onion, ginger, garlic, sugar and other seasonings for 20-30 minutes. Pickling can help remove the fishy smell and add flavor to pork loin.

4. Cooking method: Cook the marinated pork loin in boiling water. Cooked pork loin usually becomes more tender and smooth, and the smell of coquettish will be reduced.

5. Add seasoning: When cooking pork loin, add some fragrant spices to the seasoning, such as ginger, onion, garlic and cumin. These seasonings can mask the coquettish taste of pork loin and add delicacy and aroma.

Please note that everyone has different feelings and preferences for Sao flavor, so the above methods may have different effects. If you are very sensitive or unacceptable to the foul smell of pig kidney, you'd better choose other ingredients instead. In addition, choosing fresh pig kidneys and paying attention to hygiene during storage and cooking can also help reduce odor.