Black beans also have "fake", nutrition differences, grain store owners taught me 4 tricks, buy black beans do not be deceived by the first trick, look at the size of the second trick, look at the bean coat third trick, look at the bean core fourth trick, soak in white vinegar to turn over the sand black beans
![The 54-year-old aunt boiled porridge with black beans every day, and went for a physical examination 2 years later, and the doctor was surprised: the body is so good![fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)
