Natto originated in ancient China and has been produced since the Qin and Han Dynasties (221 BC - 220 AD). Soybeans are fermented by Natto bacteria (Bacillus subtilis) to make soy products.
It is sticky, smells bad, and tastes slightly sweet. It not only retains the nutritional value of soybeans, is rich in vitamin K2, and improves the digestion and absorption rate of protein. More importantly, the fermentation process produces a variety of physiological activities. Substance, which has the health-care function of dissolving fibrin in the body and regulating physiological functions.
Rich in a variety of nutrients, regular consumption can prevent intestinal diseases such as constipation and diarrhea, increase bone density, and prevent osteoporosis. It can also regulate blood pressure in both directions, dissolve old thrombotic plaques, regulate blood lipids, and can Eliminate fatigue and comprehensively improve human immunity.
Extended information:
Natto pairing
1. When eating natto, the timing of adding the sauce is very important
Stir the natto Adding the sauce later will make the natto taste better. This is because stirring in advance allows air to enter, causing the natto to expand and increase the area of ??contact between the tongue and the natto.
2. If you like natto with a soft texture, you can add vinegar
Add a little vinegar to make the natto softer and more delicious. Natto has a slightly sour taste and has a refreshing taste, which is more suitable for hot summer days. The more vinegar you add, the richer the foam will be. If you just stir in the brushed natto, just add half a spoonful of vinegar.
3. If you like sticky natto, you can add sugar.
If you want your natto to be stickier, you can add sugar. But be careful not to add too much, so as not to change the original taste of natto. Adding a small amount of sugar can make the natto pull out more silk and make the natto taste softer. Sugar can also be used as a flavoring condiment. Just add a little soy sauce to make natto very delicious.
According to the electronic version of "Nihon Keizai Shimbun" "Food Novelty", a survey was conducted on natto. The results showed that 25.9 residents in Niigata Prefecture, Japan, said they would put sugar in natto, while the proportion in Hokkaido was 22.2, and both Yamagata and Okinawa were 16.7. It seems that there are not a few people who put sugar when eating natto.
Baidu Encyclopedia - Natto
People's Daily Online - How to eat natto more deliciously?