Food dishes are as important a cultural marker as any. But regional cuisine is also something that binds large groups of people together beyond sports teams, fashion, slang, music, etc. What would Buffalo, NY be without their namesake wing or beef on wheck?
And so it seems, that England is once again trying to subvert the national pride and cultural cuisine of Scotland by claiming that haggis is in fact and English delicacy dating to a 17th Century recipe book. If ever there were a reason to paint their face blue and storm from the highlands with sword in hand, this would be it.