In a bowl take corn mixture and add powdered spices to it. Now add chopped onion, grated paneer, some bengal gram coriander leaves, mint leaves, besan and salt. Mix it gently. Make balls out of this mixture and flatten it gently to make vadas.refrigerate it for 15 min. Heat oil in a pan and fry it. We can shallow fry it too. Crispy vadas are ready to serve.