Dried sweet potatoes, also known as dried sweet potatoes; is a traditional local specialty of Shandong and Fujian Liancheng, loved by the majority of consumers, the traditional dried sweet potatoes mainly rely on sun-dried, exposed to the air, to the summer bugs, flies are inevitably polluted dried sweet potatoes, to the rainy season, can not be used in the sun, time is long, it is easy to mold.
Sweet potato dried sweet potato dry dry drying room
In the drying process of drying, the dried sweet potatoes in the western sichuan are recycled and dried by a high-temperature fan, so that each piece of dried sweet potatoes is exposed to heat, and the dried sweet potatoes are clean and hygienic, not affected by the environment.
Drying process of daqi sweet potato drying room in western Sichuan:
1) Selection
After the variety is selected, do not have wormholes, rotten mold, deformed and unhealthy sweet potatoes, only pick a complete head, smooth skin, excellent quality of sweet potatoes washed and brushed, thoroughly cleaned.
2) Sweet potatoes are steamed
The washed sweet potatoes are poured into the steamer, it is advisable to use a fierce fire first and then switch to a small fire, through the initial cooking to eight or nine mature, the change process of the sweet potatoes grown in the steamer to the cooked sweet potatoes, that is, the process of its amylase decomposing into glucose in large quantities at high temperatures.
3) Sweet potato strips
After heat dissipation, the sweet potato should be peeled and cut immediately, which can be cut into slices or strips, cut into slices, and the drying or drying time is relatively fast; cut into strips, it is dried and more tasteful and textured. Remember to keep the thickness of each piece uniform, so that after the dried sweet potatoes are made, not only will the appearance be uniform, but the taste will be more stable.
4) Sweet potato drying
The steamed sweet potato pieces are soft in texture, gently and neatly spread on the tray, using the Western Sichuan Daqi sweet potato dry drying room, choose the drying mode of medium and high temperature, dry in the drying room at 60 ° C for about 15 hours, until the moisture content of the potato pieces is within 20%, take it out and let it cool naturally.
Nowadays, many processing plants and agricultural cooperatives use the Daqi Sweet Potato Dry Drying Room in Western Sichuan to bake various agricultural and sideline products, such as potato chips, dried radish, peppers, mushrooms, wild vegetables, ginger slices, honeysuckle, chrysanthemums, roses, fungus, mulberry, lotus seeds, kudzu chips, yam and so on.