An individual who unnecessarily chooses the peculiar over tradition; with the peculiar not actually being any tastier.
Food ponce's select strange sandwiches and meals solely in the pursuit of attention from other food ponce's.
Alec: "I insist on having rocket in my sandwich. Iceberg lettuce is so plebeian!"
Adam: "Steve, are you eating your refs with chopsticks?
Steve: "Of course. It's Chinese food."
Adam: "You fucking food ponce."