The first day will be clean soybeans, soak soybeans in warm water for about 12 hours (because it is winter, it is cold, in summer you can just use cold water), during the period of time to change the water a few times, keep the water clean and clear.
The next day, pour away the water, the soybean rotten beans, bad beans pick out, the remaining into the casserole, cover the lid, put in a warm place. (Winter can be put next to the heater) about four or five hours to change the water, change the time you can first wash the soybean with water a few times, and then use the warm water that does not exceed the soybean to soak it for about half an hour, pour out the water, cover and put the lid to a warm place. (If you don't have time, you can change the water in the morning and evening)
The third day you can see the soybeans have sprouted small shoots, continue to repeat the second day of the program
The fourth day of the shoots have grown to more than one centimeter, continue to repeat the second day of the program, if you like to eat coarse bean sprouts this time you can press the soybeans with a heavy object.
The fifth day soybean sprouts have grown to more than an inch, you can eat. Soybean sprouts are said to be the most nutritious at this time. The hairy soybean sprouts can be blanched in boiling water and then cooled, with only a little salt, soy sauce, sesame oil is very delicious.