15 of the Rarest and Most UNIQUE Spices and Herbs on Earth

#Spices #Herbs #Food 15 of the Rarest and Most UNIQUE Spices and Herbs on Earth Somewhere tonight, a farmer kneels in a field before sunrise, picking a purple flower by hand — one of 170,000 needed to make a single pound of the most expensive substance on Earth by weight. Not gold. A spice. From a pepper that can only be hunted in the rainforest canopy, to a golden herb ancient Rome may have loved into extinction, here are the 15 rarest and most unique spices and herbs in the world. #Spices #Herbs #Food #Top15 #Saffron #RareSpices #Cooking rarest spices in the world, most expensive spices in the world, unique spices and herbs, 15 rarest spices, rare spices you've never heard of, most expensive spice by weight, saffron most expensive spice, vanilla madagascar, silphium lost spice, long pepper, grains of paradise