What is used to prepare half sweet mochas?

Preparing a half sweet mocha involves using a combination of chocolate and milk, typically resulting in a balanced flavor that is not overly sweet. The correct choice describes using cut chocolate milk with 2% milk to achieve a desired sweetness level.

This method allows for a rich chocolate flavor while controlling the overall sweetness of the drink. By "cutting" the chocolate milk with regular 2% milk, the final product achieves a creamy texture without being overwhelmingly sweet, thus maintaining the mocha's signature flavor profile.

The other options either do not provide the right balance of sweetness and creaminess or focus on elements that wouldn't contribute to the traditional half sweet taste. For instance, options like full chocolate milk without foam can be too rich, while white chocolate syrup alone does not incorporate any of the chocolate flavor associated with a mocha.