For fresh ingredients, such as meat, fish and vegetables. If not stored in the refrigerator, these ingredients may deteriorate quickly, thus affecting the safety and taste of food. Therefore, it is recommended to put a refrigerator or freezer at home to better preserve ingredients.
If there is no freezer or refrigerator, you can consider using other preservation methods, such as keeping the ingredients in a ventilated and dry place to avoid direct sunlight and humid environment. For some vegetables and fruits, you can also consider soaking them in cold water or wrapping them with wet towels.
In short, different ingredients have different preservation methods, so it is suggested to choose according to the actual situation to ensure the freshness and quality of ingredients. At the same time, we should also pay attention to food safety, and don't eat spoiled ingredients to avoid harm to the body.