The waitress came back with heaping trays of food—cheeseburgers, fries, onion rings, and chocolate shakes. Ares handed her a few gold drachmas. She looked nervously at the coins. “But, these aren’t…"
Ares pulled out his huge knife and started cleaning his fingernails. “Problem, sweetheart?”
-Chapter 15: A god buys us cheeseburgers, Percy Jackson and the Olympians: The Lightning Thief by Rick Riordan.