He's got a point

the iron-rich liver is the most common food in the blood-rehabilitating foods. it is more than ten times the nutrient content of pork. it regulates and improves the physiological functioning of the blood-making system for anaemic patients, but it is not enough for the liver to eat more, generally with a person eating less than 100 g per week. the liver is the most toxic transit point and the detoxification organ in the body, so the liver bought is not in a hurry to cook. the liver should be washed under the tap and immersed in the water for an hour, before the slash is washed clean. don't pursue a fresh taste in cooking, but it's better if the liver is completely tanned in a fire。