Tools/materials: yogurt machine, refrigerator, milk, baking powder, milk.

1. First, clean the inner bag of yogurt machine with hot water and wipe it clean.

2. Add fresh milk, baking powder and milk and mix well.

3. Put into a yogurt machine, select the yogurt function, and ferment for 8 hours.

4. Check whether the fermentation is successful.

5, put it in the refrigerator for one night and you can eat it the next day.