front of house
noun [ U ]
WORKPLACE ukusthe part of a business such as a restaurant or hotel where the employees deal directly with customers:
The front of house service is ultra-efficient and observant, yet human and personable.
the employees of a restaurant, hotel, etc. who deal directly with customers:
If the front of house was more knowledgeable about the ingredients, then it would save them having to ask the chef for the information.