Frozen fruits and vegetables are a convenient and fast food that not only retains their nutritional value, but also extends their shelf life. Below we will share with you its processing flow:

1. Choosing fresh fruits and vegetables is key. Fresh fruits and vegetables are rich in vitamins and minerals, which can provide the nutrients needed by the human body. Therefore, the selection of fruits and vegetables is very important before processing.

2. Clean and peel. The purpose of cleaning is to remove dirt and impurities from the surface of fruits and vegetables, ensuring their hygiene and safety. Peeling is to remove the fibers and hard shells from the skin of fruits and vegetables, making them easier to process and consume.

3. Cutting and sorting. The purpose of cutting is to cut fruits and vegetables into sizes and shapes suitable for processing and consumption. Sorting is the process of categorizing fruits and vegetables according to size, shape, and quality for subsequent processing and packaging.

4. Boiling or steaming. The purpose of boiling or steaming is to destroy the structure of fruit and vegetable cells, making them easier to freeze and maintain their nutritional content. The time and temperature for boiling or steaming need to be adjusted according to different types of fruits and vegetables and processing requirements.

5. Frozen. The purpose of freezing is to rapidly reduce the temperature of fruits and vegetables to below zero, causing the water in the fruits and vegetables to freeze, thereby maintaining the freshness and taste of frozen fruits and vegetables. The freezing method can be air freezing or liquid nitrogen freezing, depending on the type of fruit and vegetable and processing requirements.

6. Packaging and storage. The purpose of packaging is to protect fruits and vegetables from external pollution and oxidation, and extend their shelf life. Common packaging materials include plastic bags, plastic boxes, and aluminum foil bags. The purpose of storage is to store packaged fruits and vegetables in a low-temperature environment to maintain their freshness and nutritional value.

In summary, the processing flow of frozen fruits and vegetables includes steps such as selection, cleaning, peeling, cutting, sorting, boiling or steaming, freezing, packaging, and storage. The order and method of these steps need to be adjusted according to different types of fruits and vegetables and processing requirements. Through these processing procedures, fruits and vegetables can retain their nutritional components, extend their shelf life, and provide people with convenient and fast food choices.