Boil Chana , strain and retain water.
Cut mooli into thickish discs , retain some green leaves .
Smoke some mustard oil , take off fire , add dry whole spice and ajwain , put back on fire , add onions. When onions get a bit dark add the boiled and strained chanas and saute lightly , you can add potatoes if using at this stage. Add salt and a bit of haldi .Add chopped mooli along with the greens and the paste , saute about 10 minutes . Slowly add the channa water and more if needed to get the desired amount of gravy . Adjust flavors.Delicious !