Although egg yolk contains cholesterol, cholesterol is also good or bad, which is also necessary for human body. Eating one or two egg yolks every day is absolutely beneficial and harmless. You can eat it safely, and there are egg yolks. You can make egg butter. First, cook and crush the egg yolk, put it in a pot (without oil), stir-fry it with low fire until it is tar, and put it in a container after the egg liquid is cooled. It has the effects of detoxification and anti-inflammation, and has special effects on chilblain, hemorrhoids and oral ulcer.