Cinnamon is usually added to the meat when it is cooked to maximize flavor.

The role of cinnamon in stewing meat:

To enhance the aroma, to remove the stink, enhance appetite. Especially beef, mutton and other stinky food, put some into it, the flavor will be very fragrant, and the fragrance floating out of the cooking process is not unpleasant, and it is not so stinky when you eat it.