Black beans soaked in vinegar for a long time will not spoil. Because vinegar has the effect of sterilization.

The practice of soaking black beans in vinegar:

Raw materials:

200g of black beans, 20ml of vinegar .

1, wash and dry black beans into the frying pan in medium heat dry frying .

2, five minutes after the smell of a bean flavor, and hear the sound of popping, this is the black beans in the burst skin, to be the skin are burst open, turn the heat to stir fry another five minutes .

3, into the container, in a ventilated place to cool.

4, put the cooled black beans into a container with a lid, pour in the vinegar that can not be over the beans.

5, wait until the black beans to all the vinegar are absorbed, you can plate. Add honey and mix well to serve.