Heat oil in a pan on low flame and add cumin. Allow it to crackle.
Then add chopped onions and sauté on a medium flame until translucent. Now add ginger, garlic, green chilli and cook for 5 minutes on the medium-low flame.
Add coriander powder, red chilli powder, chanamasala, tomato puree and cook until masala leaves oil.
Add boiled chickpea and let it cook with prepared masala for 4 minutes on medium-low flame.