Cook the Black Chickpeas: Drain the soaked black chickpeas and rinse them. Add them to a pressure cooker with enough water and salt. Pressure cook for 4-5 whistles until the chickpeas are tender but not mushy. Drain any excess water and set the chickpeas aside.
Spice Mix: In a small bowl add coriander powder, cumin powder, garam masala, chana masala, red chili powder and turmeric, add½ cup water mix with spoon and keep aside.
Prepare the Tempering: Heat oil in a pan over medium heat. Add the cumin seeds and let them splutter. Add the hing, grated ginger and green chilies, and saute for a minute until the ginger is fragrant. Now add prepared spice mix into the tempering and keep stirring for a minute.
Combine and Cook: Add the boiled black chickpeas to the pan and mix well, mash few chanas with spoon, and mix ensuring that the chickpeas are evenly coated with the spices.
Now add tamarind water or amchoor powder and salt as per taste and mix well.
Cover and cook for 5 minutes on low flame, stirring occasionally, until the chickpeas are well seasoned.
Garnish and Serve: Turn off the heat and garnish the Sukhe Kale Chane with freshly chopped coriander leaves. Serve hot with Halwa puri on the side and enjoy.