Iyengar Spices & Food Specialists Premium Rasam Powder can be used to make Rasam at the drop of a hat. It is a traditional soup that is made and enjoyed in homes across South India. It is made with toor dal, pepper, coriander, jeera, red chilies and hing. A good Rasam can pick up your mood, serve as an appetizer and most importantly Rasam is extremely good for the gut. It contains essential vitamins and minerals, it is rich in vitamin A, C, folic acid, niacin, potassium, iron, zinc, copper, and magnesium. It gives the rasam a unique aroma and slightly thickens it.