Elm is a common Chinese herbal medicine, and is also commonly used in cooking. However, elm contains certain toxic substances, which may lead to poisoning if eaten directly without treatment. Therefore, it is necessary to blanch the elm tree to remove toxic substances. ? We should choose formal channels to buy money, so as to ensure the quality and authenticity of money. At the same time, we should pay attention to check whether there are mildew, moth and other problems to ensure food safety.

The concrete blanching method is to wash elm with clear water, then put it in a pot, add enough water, boil it, then blanch it for 3-5 minutes, then take it out and soak it in cold water to make it more crisp. Boiling Ulmus pumila can not only remove toxicity, but also increase its taste and nutritional value.

Matters needing attention in purchasing elm money

1, Appearance: Yu Qian should choose dry goods with complete appearance and no moth, mildew or damage.

2. Color: The color of elm should be dark brown or black, and the surface has a certain luster.

3. Smell: Yucai should have a certain aroma, no odor and no musty smell.

4, touch: money should have a certain hardness, when squeezed by hand, it should have a certain elasticity, not too dry or too loose.

5. Size: Choose different sizes of elm money according to your own needs and uses. Generally speaking, the relatively large elm has a good taste, but the price is relatively high.