1. In large casserole heat the corn oil, put cumin seeds and chopped onion and fry till golden brown.
2. Add onion seed, sesame seed, chopped tomato and okra and stir fry over high flame.
3. Season to taste.
4. Add green chilli & red chilli powder, chopped ginger and coriander and dry mango powder.
5. Saute for few minutes until soft.
6. Serve hot, garnished with sesame and onion seed.