Puffed foods include all cereals, potatoes or beans as the main raw materials, which are extruded by baking, frying and extrusion. The volume is obviously increased and has a certain degree of crispness. According to the production process of puffed foods, they can be divided into two categories: fried puffed foods and non-fried puffed foods.
1. Classification of puffed foods
Puffed food is a puffed food with a certain volume of crispness, which is made up of grains, potatoes or beans as main raw materials and is expanded by baking, frying, microwave or extrusion.The puffed foods are divided into two categories according to whether they are fried by edible oils or sprayed or impregnated with vegetable oil: fried puffed foods and non-fried puffed foods. Such as potato chips, delicate crispy corners, shrimp slices, casseroles, etc. are fried puffed foods, while snow rice cakes, small steamed buns, popcorn, etc. are non-fried puffed foods.
2. Precautions when purchasing puffed food
At present, puffed foods are increasingly popular among teenagers and children for their good taste and dazzling packaging. Not only the tastes are diverse, but also the sound of eating and drinking can make people happy. The puffed food has the following characteristics: First, the taste is good. The puffed food is light, light, fragrant, crisp, and rich in flavor. The second is easy to digest and absorb.
The expansion technology makes the starch fully mature, the inside is porous, and the water-soluble substance is increased, which is beneficial to the infiltration of gastrointestinal digestive enzymes, improves the digestion and absorption rate of nutrients, and facilitates absorption. The third is easy to store. After being treated with high temperature and high pressure, the puffed food can play the role of disinfection and sterilization, and reduce the moisture, which limits the growth of mold, can be stored for a long time after sealing, and is not easy to deteriorate.
When purchasing puffed foods, first select the product with the “QS” mark, and secondly, pay attention to whether the product labeling is standardized. Try to buy some famous brand products produced by well-known enterprises in some big shopping malls and supermarkets with good reputation.Most puffed foods are filled with inert gas in the bag to prevent oxidation and rancidity. If the package is found to be deflated, consumers should not buy it.
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