Yogurt production method:
1. glass bottle sterilization. Glass bottles sterilized in the sterilizer half an hour, such as steamer sterilization needs 45 minutes, inoculation room needs ultraviolet sterilization for 50 minutes, inoculation tools in the high-pressure steam sterilizer sterilized for 30 minutes.
2. Milk sterilization. Fresh milk into the heating tank, and add 10-12% sugar, sterilized at 85-90 ℃ for 30 minutes or other methods of sterilization. Whichever method to not destroy the original nutrients of milk is preferred, sterilized and cooled. Before or during the sterilization process, it is best to remove the upper layer of fat, so that the milk degreasing.
3. Inoculation. The temperature is lower than 43 ℃ of the sterilized milk is divided in the sterilization of glass bottles, according to the milk 2% -4% of the inoculation amount of inoculation in the inoculation chamber and stirred well, pay attention to the cans to be full, do not leave a gap, immediately after the connection seal to ensure that the anaerobic conditions of lactic acid fermentation. Then send it to the 0-5 ℃ cold room for refrigerated after ripening 8-10 hours can be.