Redwall, Brian Jacques
Luck in the Shadows, Lynn Flewelling
The Hobbit, Tolkien
Jhereg, Steven Brust
Airs Beneath the Moon, Toby Bishop
Singer in the Snow, Louise Marley
Yes, of course I include my own, because that's what got me thinking about this in the first place. There must be more, though. And notice there isn't a single science fiction novel on this very short list? It's all fantasy.
In these books, though, the food could actually be prepared and eaten. I wonder how a cookbook of fictional food would sell at conventions?