Preparation materials: milk, white sugar, old yogurt powder.

1. Prepare a few bottles.

2. Disinfect all containers, bottles, and tools with boiling water.

3. Pour a little milk into the sterilized container and add the bacteria powder.

4. Add soft sugar and stir evenly.

5. Pour in the remaining milk and stir slightly.

6. Pour the milk into the bottle and seal the mouth of the bottle with plastic wrap.

7. Put the bottle directly into the rice cooker and select the yogurt function.

8. The yogurt function is over, take it out and eat it.