In Tunisia, Mohamed cracks and scrapes at snails to make authentic Tyrian purple dye. Farther south in Uganda, Akello pounds and grinds nuts by hand to make silky, luxurious East African shea butter.
Colatura di alici, which is Italian for "anchovy drippings," is a traditional sauce produced by fermenting salted anchovies inside small chestnut barrels. It's prized for its umami flavor and very expensive, selling for $160 a liter.
Grown exclusively in the Mie Prefecture in Japan, Matsusaka cattle are raised so their fat achieves the lowest melting point possible. The finest cuts of Matsusaka wagyu have a melting point of 12 degrees Celsius, 8 degrees lower than Kobe.
From the purest form of maple syrup, extracted drop by drop from trees in New York, to the finest polished-rice sake, crafted by Japan's youngest female sake brewmaster, we uncovered the stories behind some of the world's most expensive foods.
Nutmeg and mace are two separate spices found in the same fruit. Both have long been valued for their fragrance, flavor, and medicinal properties. India is the lead consumer of nutmeg as well as one of the top global suppliers.
Huitlacoche, also known as the "Mexican truffle," is an edible fungus that forms on undeveloped corn ears and sells for as much as $40 a pound.
Buddha's hand citron, also known as the fingered citron, is one of the oldest varieties of citrus. It looks like a lemon with long segments growing from it. Its name is derived from its unusual shape, which also resembles a hand position for prayer.
Fleur de sel is a rare, unrefined salt that is made by evaporating seawater slowly in 2-centimeter-deep ponds. It's made in western France using centuries-old methods. Just locally, it can cost 230 times more than table salt. Outside French borders, it can reach $420 per kilogram.
While palm oil is known for being cheap and controversial, red palm oil is artisanally made and much more expensive. The vibrantly colored oil is made from palm fruits and can cost three times as much as its kernel-oil counterpart.
Kamebishi's 20-year-aged soy sauce is the most expensive soy sauce in the world, sometimes selling for $125 for less than 4 tablespoons. The soy sauce has been made using the same family recipe since 1753 and follows the traditional mushiro koji method, in which each step takes years to complete.