Which yogurt production method requires a fermentation tank?

### Yogurt Production Method Requiring a Fermentation Tank

The yogurt production method that requires a fermentation tank is:

**(2) Stirred yogurt**:

- In this method, the production starter is inoculated into a fermentation tank.

- After the yogurt solidifies, it is stirred and then transferred into a cup or other container for packaging.

This process ensures proper fermentation and consistency before packaging.