Koi (dish) Koi (dish) Koi (; , ) is a "salad" dish of the Lao people of Laos and Isan consisting of raw meat denatured by acidity, usually from lime juice. Common varieties include koi kung (), with shrimp as the main ingredient, and koi paa ()/koi pla (), which consists of minced or finely chopped raw fish in spicy salad dressing. Koi can be a source of parasitic diseases. Koi made with raw fish is a popular dish in Laos and Isaan and a common source of infection with the Southeast Asian liver fluke "Opisthorchis viverrini". Koi pla eaten in north-east
Raja Bersiong the delicious dish and asked what the main ingredient was. The cook was forced to reveal that the unusual taste was due to his (the cook's) own blood, which had dropped into the dish when his hand was bleeding. The king deduced that the blood was the ingredient to making all his food delicious and commanded that all his food be cooked in human blood from then on. His taste for blood grew so intense that over time he grew fangs and began attacking his own people to feast on them. When people began dying to satisfy the King's thirst