Authentic Thai Recipe Ingredient: Yellow Sawah Lettuce Yellow Sawah Lettuce ตาลปัตรฤๅษี (Tarapat rusi) Yellow Sawah Lettuce is eaten in soups, curries and stir-fries. Popular in Isan. Browse Ingredients by Category: VegetablesHerbs and Spices (Fresh)Herbs and Spices (Dry)Roots and RhizomesMeat and PoultryFish and SeafoodMushrooms and FungiFlowers and Tree LeavesFruits and NutsStaple FoodsChili Pastes and CurriesSauces and CondimentsInsects