When you buy sweet potato powder, you should learn to distinguish it and see the weight and color. Famous specialty? Yuzhou sweet potato vermicelli? It was made for cheap cassava

In 198s and 199s, with the increase of grain output, cassava began to be ignored, and many places gave up planting cassava. But in recent ten years, cassava has been paid attention to again, and it has been planted on a large scale in some places. The cultivation of cassava is simple and the management is extensive, but the yield is high. Cassava flour in the market can be processed into a variety of products, such as cassava bread, cassava biscuits and bubble tea. Pearl? And bean jelly. There are also sweet potato vermicelli and yam vermicelli exposed in 315 this year. Cassava is called because of its low planting cost, high yield and high starch content. King of starch? . Therefore, the cost of processing cassava starch will be much lower, generally around 2 yuan per kilogram. Can the vermicelli made of cassava be eaten?

It's not that the vermicelli processed with cassava starch can't be eaten, but that they cheated by using cheap cassava as sweet potato vermicelli. I believe this report is still the tip of the iceberg. I heard some netizens say that this situation exists in many places, and most of the sweet potato vermicelli on the market is made of cassava flour. How can consumers buy authentic sweet potato powder?

Sweet potato vermicelli is very heavy. Compared with wheat flour with the same weight, the volume of sweet potato flour is much smaller. Squeeze hard with your hands, and the sweet potato powder feels hard, and there is almost no touch on your hands. If you rub it with two fingers, it feels particularly slippery, because sweet potato powder is very delicate. Smell it when you buy it Real sweet potato powder will have the unique taste of sweet potato. One of the surest and 1% way to tell the truth is boiling water. Bring a boiling water thermos cup and a plastic cup, grab a little and throw it into the plastic cup, add half a cup of boiling water and shake well. After two or three minutes, the real sweet potato powder will be black and blue. If the proportion of water powder is appropriate, it will form a translucent black-green tofu block. The fake sweet potato powder does not change color, but is still white with light yellow or its true color remains unchanged.

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