This document provides a recipe for cah kangkung terasi, an Indonesian dish made with water spinach. The ingredients include 1 kg of water spinach, tamarind, oil, and a spice mixture of shallots, garlic, tauco shrimp paste, and red chilies. The procedure is to break the water spinach leaves and stems, stir fry the ground spices until fragrant, add the water spinach and other ingredients, and cook until the leaves are dark green and wilted and the stems are medium green.