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In fact, the real finished sweet potato vermicelli is not the common black kind on the marketThe real pure sweet potato vermicelli is a brownish-yellow or pale yellow color, and the appearance is not very black at allFold by hand, generally the real vermicelli is very brittle, and it will break when it is broken, while the fake vermicelli is difficult to break, as tough as plastic, which is also the fastest way to distinguish the authenticity of the vermicelli is the color identification method. For sensory identification of the color of vermicelli and vermicelli, the product can be directly observed under bright light. Good vermicelli and vermicelli should be white in color and shiny.
Poor vermicelli and vermicelli are slightly darker or slightly light brown with a slight gloss.
First of all, observe its color and thickness, high-quality vermicelli will be darker in color, and the thickness will be uniform. Because it is not guaranteed that the sweet potato is ground very fine and fine, so when making vermicelli, some of these white pimples will also appear on some vermicelli, some of which are real vermicelli but cannot be removed, this vermicelli is damp, and it will soon become moldy, because the starch will be moved continuously and will be moldy, and such vermicelli cannot be bought. In short, real vermicelli and good vermicelli can be removed at once, <>
Fake vermicelli may contain excessive amounts of alum, industrial paraffin, sulfur, and more. The chemical composition of alum is mainly potassium aluminum sulfate, which contains more aluminum ions, which is extremely harmful to health. If the excessive intake of aluminum ions by the human body will affect the absorption of iron, calcium and other components by the human body, you can fold a small piece of vermicelli and chew it a little in your mouth when you buy it.
If the fake vermicelli does not have the fragrance of the corresponding potato flour, it is the taste of other ingredients.
Pure vermicelli are glossy and translucent, and fake vermicelli are opaque and have no luster. Pure vermicelli is not easy to cook when boiled, and the taste is smooth and firm. Fake vermicelli does not have this characteristic. Pure vermicelli is brittle after drying and breaks when broken. Fake vermicelli doesn't break easily.
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You can actually see through the color of this vermicelli, and you can smell some of the flavor of this vermicelli carefully, so you have to observe carefully to know.
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When buying vermicelli, look at its color and thickness. Generally speaking, the color of high-quality vermicelli will be darker, and the thickness will be uniform, and there will occasionally be some small white bumps on the vermicelli, this is because when the sweet potato is milled, it will always be not too fine and leave some small particles, so when the vermicelli is produced, some of these white pimples will also appear on some vermicelli. However, the inferior vermicelli will be lighter in color and will be transparent and shiny, because this kind of vermicelli has a lot of chemical ingredients.
So when choosing vermicelli, be sure to carefully observe the color and thickness.
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1. Crispy: Dried sweet potato vermicelli is very crispy, breaks when you grab it by hand, and it is not easy to return to moisture. And counterfeit sweet potato vermicelli with gelatin will not break if you are exposed to the sun for many days.
There is always crumbs in the end of the noodles. 2. Resistant to cooking: The more sweet potato vermicelli is soaked, the more it will be soaked, half a bowl will become a bowl, and the gelatin vermicelli will not be able to do it, and the pure sweet potato vermicelli will not become a pot of slag when it is made with meat in the pressure cooker, and the sweet potato dregs and flour will not be reached.
3. Taste: Pure sweet potato vermicelli has a sweet sweet potato taste, smooth and chewy, and fake ones have a plastic flavor.
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1. Look at the color and gloss.
Good vermicelli is translucent and shiny, but some sweet potato vermicelli will also be slightly yellowish and gray, but they are all close to the color of the raw material itself. If the vermicelli is very light and transparent in color, and has no luster, it is likely to be fake vermicelli or low-quality vermicelli.
2. Boil in water
Pure sweet potato vermicelli is crystal clear after cooking, strong, not easy to cook, and has a smooth taste, while poor quality ones do not have such characteristics.
3. Look at flexibility.
Generally, fold it by hand, good vermicelli is relatively brittle after drying, and it will break as soon as it is broken; Fake vermicelli may have gum added to it, and it is not easy to break after a long time of drying.
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There is a folk saying that Sun Bin invented fans, but because there is no written record, it cannot be used as a basis. In fact, it is difficult to find out who invented it, it is the advanced technology and excellent quality that the working people of our country have continuously summarized and improved in practice.
Sweet potato vermicelli, gray, yellow, black, wide and thin, nutritious, like sweet potato, is an anti-cancer food. It is suitable for boiling, stir-frying and cold dressing.
The nutritional content of vermicelli.
1.Vermicelli is rich in carbohydrates, dietary fiber, protein, niacin, calcium, magnesium, iron, potassium, phosphorus, sodium and other minerals;
2.Vermicelli has good flavor attachability, it can absorb the flavor of various delicious soup ingredients, coupled with the softness and tenderness of the vermicelli itself, it is more refreshing and pleasant.
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Vermicelli, made with green teas, was invented n years ago.
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It does not fade after soaking, and the elasticity is moderate.
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