Buy a pork loin and let the seller cut it into a knife.
Go home to soak in water and soak up the blood.
Put salt and soy sauce vinegar rice wine (or white wine or cooking wine), stir the ginger and garlic, and let it taste for 20 minutes.
Drain and prepare.
Cut the onions and stir-fry them.
Stir in the pork loin, you can break it, no need to put any seasoning.
1. Green onions can be replaced with onion and saute. You can also add the mustard to taste. 2. When you fry the pork loin, you can throw a drop of water, then cover the lid for a while, and when you hear the sound of the pot, you can open the lid and load it.