Cook in a hurry for at least 5 minutes. Do not pay attention to taste, shorten cooking time. If there is bloodshot inside, it is dangerous to completely kill germs and some parasitic eggs.
The surface color of healthy liver is uniform, brownish red and shiny. After incision, the section is flat and will not evert, and the normal liver is soft and fragile, brittle but not brittle.
Because the liver is an important organ in the body, many diseases will damage the liver of pigs, such as parasitic diseases, toxoplasmosis, circovirus disease, pseudorabies, eperythrozoonosis and so on.
Among them, parasitic diseases will lead to a large area of white spots on the surface of the liver, circovirus disease will lead to white necrotic foci in the liver, and pseudorabies will lead to bleeding spots on the surface of the liver of sick pigs. In addition, the liver of sick pigs will have the characteristics of swelling, congestion and congestion.
1) From the color appearance, the surface color of normal liver is uniform. If there is a white or red area on the surface of the liver, it proves that the liver of the sick pig cannot be purchased.
2) When slicing, the incision of healthy liver is smooth, while the incision of sick pig liver may have blood overflow, or there may be edema fluid overflow after placing, and the slice is turned out, indicating that the liver may have symptoms such as edema, congestion and congestion, and cannot be purchased.