Origin of the name: At first, most of them were from Shanxi. Because their creations were based on rural areas and full of Shanxi local accents, they were regarded as the "Spark School" or "Shanxi School" by the literary and art circles, and they were also joking. It was called (jokingly) the "Yam Egg School", and an independent school was officially formed - the Yam Egg School.

In addition, potatoes, potatoes, and yam eggs are the same thing. People in Shanxi often call it "yam eggs".

For more detailed information about yam egg pie, you can read Baidu Encyclopedia, so I don’t need to paste and copy it for you.