Of the six most expensive foods in the world, more than three are eaten by the rich.

Truffles have a special edible smell, which is rich in protein and amino acids. Truffles require extremely high growth environment. They can't be cultivated artificially and the yield is very low. So Europeans call truffles, caviar and foie gras "the three great delicacies in the world".

Shark fin is a kind of filamentous cartilage in shark fin. This is a kind of seafood processed with shark fin. Shark fin seems to be very popular among many wealthy people in early China, but anti-corruption efforts have reduced the sales of shark fin by 80%.

The puffer fish looks fat in the picture. If you still stay in the era when puffer fish is poisonous and inedible, it is estimated that it is difficult for you to taste this delicious food, which is incomparable to all freshwater fish.

Black caviar has always been a treasure of Russia. Besides vodka, it is also the most valuable in Russia. Also known as "black gold". It can reach $830 per kilogram in Moscow and more than $5,000 per kilogram in Britain.

Foie gras is taken from the liver of a goose that has eaten too much. Foie gras is usually sold as a whole, which is the best choice for westerners. As the four major raw materials, foie gras is deeply loved by many foreigners.

Yellow croaker is a kind of bone perch with the same shape as orthopedics. Yellow-billed fish are long and flat, and are usually distributed in the East China Sea and the northern South China Sea of China. In 20 10, a fisherman caught 140 Jin of yellow-lipped fish, which was bought by three bosses in Wenzhou at a high price of 3.45 million yuan.