Easy Yogurt
1.
Boil the fresh milk in a saucepan and let it cool to 30-40 degrees.
2.
Pour the fresh milk and yogurt together, stir well, and add sugar, according to personal taste.
3.
Pour the stirred milk into the insulated lunch box, change the lid, and wait for 7-9 hours.
Tips:
1. A box of yogurt can be made 2-3 times repeatedly. (You can leave a part of the yogurt made for the first time as a starter for the next use)
2. Yogurt is not original, it depends on personal taste.
3. The yogurt made by this method is absolutely healthy without any additives.