Brown sugar can be stored for 3 months. Dry and sealed products can not be put in the refrigerator, as long as they are not exposed to high temperature. However, it is easy to get wet when you take it out of the refrigerator, and you should wait until it returns to ambient temperature before opening it, unless it is ready to eat. Can be stored in the refrigerator, can also be stored in the freezer. However, it is recommended to seal it with an airtight PE bag, which can't be flooded and won't break for three months.

The color of brown sugar is black and red with white spots; The color of brown sugar is brownish red and brown, with no black spots. Brown sugar is powdery and easy to agglomerate; Brown sugar is granular, divergent and not easy to agglomerate. Brown sugar tastes bitter; Brown sugar has no medicinal taste, but has molasses taste.

Red syrup is a syrup made of extract, which is a red-brown viscous liquid; It tastes sweet and astringent, so pay attention to factors such as heat source and firepower during cooking.