Nang Fa Papaya Salad Dressing 400ml (4 ratings) Nang Fa Papaya Salad Dressing 400ml £7.00 Out of stock. Nang Fa Pickled Gouramy Salad Dressing 400ml Product of Thailand Pla ra or Pla Rah is a traditional northeastern Thai and Lao seasoning produced by fermenting fish with rice bran or roasted rice powder and salt fermented in a closed container for at least 6 months. Made by pickling several varieties of fish in Thailand. EASY TO USE, CLEAN AND SAFETY. For Thai food such as green papaya salad or Som Tam.