Square Crisp is a square peach crisp, the difference between Square Crisp and Peach Crisp is that one is shaped square and the other is round. The square crisp is hot processed while the peach crisp is cold processed.

Peach crisp is a kind of traditional Han Chinese snack that is suitable for both the north and the south, and is famous for its dry, crispy, crunchy and sweet characteristics, the main ingredients are flour, eggs, oil crisp and so on. Legend has it that in the Tang Yuan period, Jingdezhen surrounding counties Le Ping, Guixi, Yingtan and other farmers have to go to do pottery, due to the busy work at that time, there was a Le Ping farmers will bring their own flour stirred directly on the surface of the kiln baking, due to its perennial cough, often have a regular habit of eating peaches to stop coughing, so in the baking will be added to crushed peach kernels. Other porcelain workers see this method to do the dry food for daily preservation and long-distance transportation of porcelain when eaten, they have followed suit, because and named "Peach Crisp".