For the Chettinad masala, add all the whole spices in a small pan and dry roast them for 2-3 minutes.
Next, cool the roasted spices to room temperature, and grind them to a fine powder.
Prepare the onion tomato paste next. Add the ingredients into a blender and make a paste.
Heat oil in a pan. Add the boiled eggs and saute them for 2-3 minutes. Keep them aside.
Next, add the cumin seeds, mustard seeds, and curry leaves. Saute.
Add the prepared onion tomato paste. Cook for 2-3 minutes.
Once the oil starts separating from the mixture, add in the prepared Chettinad masala. Cook for 2 minutes.
Add the water next and let it come to a boil.
Add in the eggs next.
Let the mixture come to a boil.
Garnish with mint leaves.
Serve hot. Enjoy with steamed rice.