During extrusion cooking, the raw materials undergo many chemical and structural transformations, such as starch gelatinization, protein denaturation, complex formation between amylose and lipids, and degradation reactions of vitamins, pigments
During extrusion cooking,the raw materials undergo many chemical and structural transformations,such as starch gelatinization, protein denaturation, complexformation between amylose and lipids, and degradationreactions of vitamins, pigments