Is the small skin cereal ring a puffed food? What is physical expansion?

The processing principle of puffed food is mainly the process of volume expansion or tissue loosening after raw materials are heated or pressure difference changes. It is a physical processing technology. According to the technological characteristics of puffed food, it can be divided into direct extrusion, frying, baking and color. The small leather ring belongs to extrusion physical expansion. Healthy puffing, no additives, non-frying, completely in line with EU infant food standards. You can safely give your baby puffs.