Thai food of the south tends to be exceedingly chili hot compared with Thai food from other regions of Thailand. Specially favored dishes of the south are a whole variety of gang (spiced soup or curry) for examples, gang liang, gang tai pla, and budu sauce. Boiled rice mixed in budu sauce known as khao yam is a delicatessen of the southern people. Salty is taste, khao yam is taken with an assortment of vegetable. Considered special ties of the south are sataw, med riang and look niang.
Sataw is a green pod when stripped reveals green berries. Strawberries sometimes chopped into thin slices are cooked with meat and chili or simply added to any gang or maybe boiled with other vegetable in coconut milk, or taken raw with chili sauce. The berries can be preserved by pickling and eaten without further cooking.
Med riang is very much like a bean sprout but much larger in size and dark green in color. It is ready for eating after the outer skin is removed. It can be cooked with vegetable and meat or pickled for eating with gang, chili sauce or lon (ground meat or fish in chili sauce).
Look niang is a round berry in a hard and dark green skin. When the skin is removed it is ready for eaten. The inner layer may or may not be removed depending on individual taste. Look niang may be raw or with chili sauce, lon, gang liang especially gang tai pla. Ripe look niang boiled and mixed with coconut flakes and sugar is served as a dessert.
Information from: "Rice and Thai Ways of Life" published by Office of the National Culture Commission.