Instant Ragi dosa with step by step pictures. Ragi Dosa also known as Finger millet dosa or nachni dosa is made with ragi flour, curd, onions, chillies, coriander leaves, cumin seeds, black pepper and curry leaves made into thin batter and cooked into thin crepes like which makes perfect finger millet dosa. Learn how to make delicious and healthy diabetic-friendly ragi dosa which can be served with coconut chutney,tomato chutney, onion chutney or sambar.