Put the prepared egg yolk liquid into the water in which calcium chloride is dissolved and solidify. After one minute, the artificial egg yolk is formed.

Several chemicals made a complete "egg" with egg white, yolk and eggshell. 1 kg fake egg costs only 0.55 yuan.

Some counterfeiters add some alum and gelatin to egg yolk and egg white to make the egg look more realistic, and some even add starch, flour or egg yolk powder to make the egg yolk taste more realistic after cooking. According to the different colors of egg yolk, they can also make preserved eggs and salted eggs.