pile of waternut or chinese water chestnut in galvanized glass for sale in the market in the north of thailand

agriculture asian background black boil brown chestnut chinese closeup cook crunchy cuisine dark delicious dessert diet dish drink edible food fresh fruit galvanized glass health healthy herb ingredient market matai material nature north nut object peel pile plant produce raw recipe restaurant root sale seed sweet thailand traditional tree tropical vegetable vegetarian water waterchestnut waternut white