No fair guessing if you’ve already read the story.
Updated to add: Are you people going to force me to offer you a prize?
Updated to add: The price of this sandwich is $148.33!

What is is claimed to be the world’s most expensive sandwich goes on display at Selfridges Department Store in London, Monday April 10, 2006. Named the McDonald Sandwich, after it’s creator, chef Scott McDonald, the ingredients are Wagyu beef, fresh lobe foie gras, black truffle mayonnaise, brie de meaux, rocket, red pepper and mustard confit, and English plum tomatoes, all packed into 24-hour fermented sour dough bread – and it sells for 85 pounds (US$ 148.33: euro 122.53) each.

(from the Corner)