1. It will not deteriorate if it is properly preserved, and it will easily deteriorate if it is wet. The ground Chili noodles should be completely cooled before they can be put into sealed bags for preservation, otherwise it will be easy to regain moisture and deteriorate.

2. Dry pepper contains a small amount of water, and the fried dry pepper is not only easy to grind, but also can prolong the shelf life and be more fragrant.

3. The dried Chili noodles should be stored in a sealed jar, preferably in the refrigerator.

4. The aroma of pepper is volatile, so it is not recommended to cook too much at a time, and put it in a sealed bottle and store it in a cold room, so that it can be stored for a relatively long time.