Add Turmeric powder and little salt to the washed Kaleji and leave it aside for 15-20 minutes. this takes the pungent smell from Kaleji away. Wash it again after 20 minutes.
Add Oil to a pan and add the washed Kaleji. Fry for 5 minutes.
Add the slit Green chilies and sliced onions. Cook for 5 minutes.
Add the Ginger garlic paste along with Red chili powder, Cumin powder, Tandoori masala and Garam Masala powder. Keep cooking for 10 minutes.
Add the Apple cider Vinegar and Dry Red chili flakes. Cook and mix everything well.
Add around a cup of water and cover the pan. Cook on low flame for 10 minutes till the water evaporates.
Garnish with the chopped Coriander leaves and serve.