https://dxnest.com/xuong-gia-c....ong-yen-hu-nha-trang
A spoonful of bird saliva might not sound very appetizing, but for many Asians, it's the star of a popular soup. The elixir is believed to aid digestion, strengthen the immune system and -- perhaps most famously in Chinese culture, though it's unclear how science backs this up -- increase libido. But this exotic delicacy whose globs of tasteless jelly plop into broth isn't without controversy. For devotees, it's a divine "caviar of the East" coveted by status-seeking Chinese. For critics, it's a dish made through cruelty and endowed w