Nowadays, many people pay attention to health care and gradually begin to pay attention to black bean diet. However, when choosing black beans, many friends don't know what kind of black beans are better. Today, Xiaobian will share with you how to choose healthy black beans. Distinguishing method of true and false black beans.
How to choose healthy black beans?
Authentic black beans should have a little red inside, but they look black on the whole. Black beans are often not processed in the acquired environment or polished. Fake black beans are usually very black because they have been artificially processed and their sizes are relatively uniform.
You can also put black beans in white vinegar and stir them fully. If the white vinegar turns red in a while, then this time shows that black beans are real black beans. If the vinegar doesn't change any color, it is fake black beans, mainly because there are some anthocyanins on black beans. In the process of stirring with white vinegar, some chemical reactions will occur, so some pigment changes will occur.
Distinguishing method of true and false black beans;
1. Different in shape: black beans are bigger than black kidney beans in shape, most of them are round, while black kidney beans are flat and oval.
2. The appearance is different: there is a "small white dot" in the middle of real black beans.
The "small white spot" of dyed black beans will be dyed.
3. Wipe the epidermis to identify black beans: Dip black beans in some water, and then wipe them on white paper. Real black beans can't fade when rubbed on white paper.
The color of dyed black beans will leave color on white paper after rubbing.
4. Open the beans to see the kernel and bean kernel: the kernel of black beans and black kidney beans is different. The kernel of black beans is generally yellow and green, while the kernel of black kidney beans is white.
You can take a look at it when you go to buy beans.
5. The color of water after soaking is different. The difference between black beans and black kidney beans can also be seen by soaking.
Black beans fade lightly, black kidney beans fade badly, and black kidney beans are black water after soaking.
Precautions for black bean diet:
1, black beans should not be eaten on an empty stomach. Eating on an empty stomach will stimulate the stomach wall. It must also be noted that black beans must be cooked before they can be eaten.
2. Raw black beans contain trypsin inhibitor that affects protein absorption, hemagglutinin that inhibits growth and goiter that reduces iodine absorption. Only when cooked, these substances will not affect the body.
3, black beans are not easy to digest, so be sure to chew them carefully when eating.
Black beans are cooked in porridge, soup and ground into soybean milk.
4. Although black beans are good, they will be caused by eating after frying, so it is not appropriate to eat fried black beans.
Taboo people should pay attention to:
Black beans fried in hot and dry food will damage the spleen, which is not suitable for the weak.
Black beans are not easy to digest, and those with poor digestive function and abdominal distension should eat less or not.
The purine content of black beans is high, and patients with liver and kidney diseases should eat less or not.
This is how to choose healthy black beans. The identification method of true and false black beans covers all the contents. Black beans are cheap and easy to digest, and the cooking methods of black beans are also simple, delicious and nutritious.
It is a nutritious food suitable for mass consumption. Even when the time is busy, we can spend five minutes making a cup of black bean milk!