Heat oil in a pan overmedium heat. Add cumin seeds and let them splutter.
Add chopped onions and cook until golden brown.
Add ginger-garlic paste and green chili (if using). Sauté for 2 minutes.
Add chopped tomatoes andcook until they soften and the oil separates.
Add coriander powder, cuminpowder, turmeric powder, red chili powder, and salt. Cook for a few minutesuntil the spices are well blended.
Add the cooked chickpeas and mix well. Let it cook for 10-15 minutes, stirring occasionally. Add a little water if the mixture becomes too dry.
Sprinkle garam masala and mix well. Cook for another 2 minutes.
Garnish with choppedcilantro and set aside.