How do GuaGan (sweet potato stem)
The first point to know is that the fall harvest of sweet potatoes, that do not immediately dried sweet potatoes. Because of fresh sweet potato starch containing more than do the comparison out of hand, tastes bad. Therefore, after a cache of sweet potatoes first time. In the cache of the process, potato starch will be converted into the internal polysaccharides, such a sweet potatoes either cooked or baked, are very sticky sweet soft.
Cache to a certain extent, sweet potatoes to be processed. Washed, peeled cooking, these are the basic processes. There was also no direct cooked peeled, cooked and then peeled. Cooking is a knowledge of the furnace, the furnace is too small for the Pan-health, too bad to be too thin slices.
Deal with sweet potato slices, or cut into strips. Then we would drying, drying is necessary to turn over a few days, repeated drying.
Need to meet strong wind covered with plastic sheeting or gauze, because sand would fall on sweet potatoes, and difficult to remove. Drying process, the dust in the air is inevitable, but the dust particles has little effect on human health, just as our normal breathing the inhaled particles, like, people will have antibodies against their own invasion. Therefore, this natural drying, sweet potatoes, a little dry surface dust is common. Too much love clean people will eat them with closed eyes.
Drying to a certain extent, the basic shape of the dried sweet potatoes. This time to use the place during the day on the indoor ventilation at night on the outside. The temperature effect causes the surface appears dry sweet potatoes with frost, sugar is sweet potato itself is crystal formation.
Sweet potatoes, dry white frost, do not know people think of long hair is a moldy sweet potatoes. In fact, if the moldy sweet potatoes, dry hair, brown hair is green. There is also a smell sour taste. As long as the temperature difference exists, it is easy on the cream dried sweet potatoes. If the dry sun-dried sweet potato shape with temperature kept to a cream a little. So do a bit of frost on the sweet potato does not dry but more difficult.
No previous conditions, dried sweet potatoes can only do a good job on the local air temperature lower Liang Zhao, dry or sweet potatoes are easy to mold. But such a long time to dry, soft, sweet potatoes dry on the characteristics of lost and become hard and very cost teeth, is required before eating steamed. But now with cold and vacuum sterilization packaging technology, dried sweet potatoes can be well preserved. Even put a year will not matter.
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