Add oil, meat, ginger, garlic and fry for 2 minutes.
Add onions, fry. Add tomato paste.
Add salt, red chilies, haldi and fry till oil separate, and the gravy sizzles on spoon.
Add 1 cup water and let it cook for 20 minutes, till the meat is almost tender. Peel and chop potatoes into big cubes, add them to the meat gravy.
Add 1-2 cups of water. Add garam masala and coriander.
Let it simmer till potatoes are done and the desired gravy is acquired. The oil will show on the surface when left on a low flame for few minutes.
Tips
For chicken when it is sautéed and the oil separates the gravy add potatoes and 2 1/2 cup of water let it simmer till potatoes are done and the desired gravy is obtained.
Gravy generally varies according to one's taste.
Some like it thin like a soup, some prefer it thicker to eat with Roti or Nan.