Kangkong is rich in iron, calcium, phosphorus, carotene, vitamins A, B1 and C and has a lot of health beneficial amino acids .It is also called as water spinach. There are many recipes using kangkong as the main ingredient. Here is a Sri Lankan way of cooking kankong as a stir fry. In Sri Lanka we call this plant as 'kankun'. So here is the Sri Lankan Kankun stir fry Recipe