Snack food is with crisp texture, pungent smell and different styles, which is made of cereals, potatoes or beans as the main raw materials and uses puffing technology such as baking, frying, microwave or extrusion to produce a significantly larger volume and a certain degree of puffing.
Such as biscuits, bread,potato chips, Mimic strip, shrimp chips, popcorn, rice nuts, etc.
Puffed food has become a popular food for consumers because of its delicious and crisp taste, easy to carry and eat, wide application of raw materials, and variable taste.
The main features of snack food:
1. Good taste: after being puffed, the grain products will have a crisp taste and improved taste, which can make the rough and hard organizational structure of coarse grains easy to be accepted and taste appropriate.
2. It is helpful for digestion: starch in raw materials is quickly gelatinized during the expansion process. The preservation rate and digestibility of nutrients are high, which is conducive to nutrient absorption. In addition, dietary fiber contained in grains is helpful for digestion.
Different auxiliary materials are added to cereals, beans, potatoes or vegetables, and then extruded to produce a variety of nutritious snack food; As the snack food has become cooked food, most of them are ready to eat food (ready to eat after opening the package). They are simple to eat and save time. They are a kind of convenient food with great development prospects.