This is either a co-creator of the dish or the one to whom the dish is served.

A customer is someone who wants to have an artwork or an artseries developed by an artist

From the Hotel Infinity

George! I've done it! he shouted. I sold them! I've sold all the busses to Continue 'Em Tours. All of them, George! Sold! It's a wonderful day, George!
Source: Hotel Infinity

List of customers

Free and feebased customers to feel valued.
Sponsors to feel appreciated.