Persicaria odorata is a species of flowering plant in the knotweed family, Polygonaceae. It is sometimes referred to by the common names Vietnamese coriander, rau răm, laksa leaf, Vietnamese cilantro,

Tiết canh is a Vietnamese dish of raw blood pudding served with cooked meat across Vietnam. Pork and duck are the most common animal used to create this raw blood pudding. The most popular is tiết can