1. After washing the pig liver, soak it in clear water for a long time, almost one morning.
2, soaked pig liver, put it in boiling water, add some cooking wine and ginger to go to the cockroach.
3. Rinse the cooked pork liver again, and then put it into a pot with clear water to cook.
4. After the fascia is removed, put it in a wok and fry it on low heat. It must be fried.
5. Stir the fried pork liver into powder in a cooking machine.