Baking basic science, browning reaction non-enzymatic browning

Following Cafe Review (official Wechat account vdailycom) found that non-enzymatic browning of Beautiful Cafe opening a small shop of its own is different from enzymatic browning. Non-enzymatic browning reactions do not require enzymes, but their reactions require heat, sugars and amino acids. There are two non-enzymatic browning reactions related to coffee roasting: caramelization (caramelization recation) and Maillard reaction.