Edible Coffee Cup!
Called the ‘Cookie Cup’, the edible coffee cup is made of pastry that has an interior covered in special icing sugar—which, according to Sardi, works as an insulator to make the cup waterproof, and as a sweetener for the coffee at the same time.
PHOTO COURTESY OF: http://designtaxi.com/news/353125/A-Coffee-Cup-You-Can-Eat/