In northeastern Thailand, this is used to add more flavor to papaya salad (som tum). In Thai language it's known as "Pla Ra". An authentic Thai ingredient with a strong smell and particular taste. From premium quality Pantainorasingh brand. It's fermented for a period of time before packing, and some say it improves with age (like wine!). Aside from the popular use in som tum, pickled mud fish can be heated with chilli and other spices before serving with jasmine rice, fresh or steamed vegetables, with curry or many other things. Ingredients: Mud fish (gouramy fish), water, rice powder, salt. Product of Thailand.