A substance whose contents are practically unknown to mankind. All we do know is that it: Smells like
chocolate, tastes better than
chocolate, spreads easier than
chocolate, cures cancer, can effectively heal even the most grievous of wounds, has been known to cure several plagues, can be used as currency in both the developed and developing world, has been known to be the best thing since sliced bread (since the two go together)
TL:DR: Nutella is the messiah, the dollar, medicine, and everything mankind needs in one little bottle