WOW Quest:Sharing a Bountiful Feast (14064)  

Associated with the Pilgrim's Bounty, a week-long event introduced in 2009. Here is a little information about the event itself:

Name: Pilgrim's Bounty
Duration: November 22 to November 28 (2009)
Real-world equivalent: Thanksgiving
Official description: Pilgrim's Bounty is time to reflect upon one's good fortune and share with all around you.