Experts say that lentils contain natural toxins such as saponin and phytohemagglutinin. Saponin has a strong stimulating effect on the gastric mucosa, can cause vomiting, diarrhea and other digestive symptoms. Phytohemagglutinin can make red blood cells agglutinate and reduce the ability of red blood cells to carry oxygen. These two toxins have to be heated for a long time to be destroyed, so when eating lentils that are not cooked thoroughly, it can cause poisoning.

Experts reminded that the collective feeding unit processing lentils, it is recommended that the amount of lentils in each pot is not more than half of the capacity of the pot, in the oil sautéed lentils, and then add an appropriate amount of water, cover the lid of the pot to maintain 100 ℃, simmering on a small fire for more than 10 minutes, while using a spatula constantly stirring, so that the lentils are heated evenly.

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But need to be reminded that the lentils can not be as hot as other vegetables or stir frying a little bit can be, it must be simmered for more than 10 minutes, heating completely. When the color of lentils from bright green to dark green or dark green, eat without the smell of beans, so the lentils are cooked, can be eaten without fear. If you are really worried about poisoning, you can blanch them beforehand, which helps the lentils heat evenly.

Residents in the home fried lentils, be sure not to covet the crisp green, to let the lentils fully heated, do not fire quickly fried. If the symptoms of poisoning should be immediately vomiting, can stimulate the root of the tongue, pharynx, mild symptoms can generally be self-healing. If the patient's symptoms are serious should seek medical attention, after active symptomatic treatment, most patients can be in a day or two to restore health.

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