Clean the bhindi, and trim the head and tail. Slice it into medium size pieces.
Heat oil in a pan, add bhindi and salt. Lower the flame, keep stirring at regular interval and cook till the bhindi become soft.
Remove it to a plate and keep it aside.
Heat oil in a pan, add cumin seeds and hing. Add chopped onion, and green chili slits and sauté till onion become soft and translucent.
Add gathiya powder and sauté till oil separates from its sides.
Then add dry garlic chutney, turmeric powder, red chilli powder, cumin powder and coriander powder. Mix well.
Then add buttermilk (chaas), and stir continuously till the mixture comes to boil. Cover and let it simmer for 5-7 minutes on low flame.
Then add the cooked bhindi and simmer for 3-4 minutes.
Add garam masala and kasuri methi. Mix well.
Finally, add coriander leaves and serve bhinda nu shaak with paratha or rice.