- Soak toor dal and chana dal for 5-6 hours. Wash them thoroughly and grind into a thick paste along with green chillies Heat 1 teaspoon oil in a pan. Add ginger and garlic, and saute well Add chopped spinach and saute until it shrinks and is cooked. Let it cool down completely. Combine together all ingredients of handvo batter along with cooked spinach Heat oil in a non-stick pan and add mustard Once it crackles, add hing and sesame seeds Carefully pour the handvo batter. Cover and let it cook for 15-18 minutes on low to medium flame Once it is cooked and the sides are browned, carefully flip the handvo Cover and cook for a further 8-10 minutes. Transfer to a plate, slice and serve.