German phrase
Wäre Ihnen ~ lieber?
Meaning
Would you prefer ___?
When to use it
This asks what you prefer. It is polite and useful in service situations.
Example dialogue
Wäre Ihnen etwas Vegetarisches lieber?
Would you prefer something vegetarian?
Ja, bitte, etwas Vegetarisches wäre mir lieber.
Yes, please. I would prefer something vegetarian.