2. Use a knife to draw a knife vertically on the green walnut, and draw a knife vertically on the opposite side, which makes it easier to remove the green peel of the walnut.
3. Then draw a circle horizontally with a knife, and be careful not to let the juice of the green husk splash on other skin, otherwise it will fester, because the green husk of walnut is also called "Qinglongyi", and its juice is highly toxic.
4. Gently pry with a knife, and the upper shell will fall off. The biggest advantage of peeling green skin artificially is that the skin color looks good, and the naturally deboned walnut skin is dark.
5. Then remove the shell below, and the walnut will be peeled. The whole process is best carried out with rubber gloves, otherwise the skin on your hands will be dyed black.
Baidu encyclopedia-green walnut