04/17/2012 10:52 am ET | Updated Apr 17, 2012

Grand Chefs Dinner By Relais & Chateaux: Elizabeth Olsen, Greta Gerwig, Daniel Boulud (PHOTOS)

Some of the world's most celebrated chefs convened for the 2012 Grand Chefs Dinner hosted by Relais & Chateaux on Monday, where guests including Elizabeth Olsen (donning a beautiful Valentino gown) and Greta Gerwig dined for the epic culinary event.

45 celebrity chefs including Jean-Georges Vongerichten, Jonathan Cartwright, and Daniel Boulud created the dinner, with the best in produce and wines from around the world.

See photos of the guests and stunning dishes below: