Wash and soak the black chana for 7–8 hours. Drain.
Transfer to a pressure cooker with 1 tsp turmeric powder,salt, and 3 cups water. Cook for 5–6 whistles.
Let the pressure releasenaturally. Retain the cooked water for later use.
Heat ½ tsp coconut oil in a pan. Add cinnamon, cardamoms, cloves, and peppercorns. Sauté briefly.
Add fennel seeds and coriander seeds. Roast for a few seconds.
Add the roughly chopped onion and sauté until soft.
Add grated coconut, curry leaves, and dry red chillies. Roast for a minute. Let the mixture cool completely.
Grind to asmooth paste with 2 tbsp of boiled chana. Set aside.
Heat 1 tsp coconut oil in a pan. Add mustard seeds and let them crackle. Add curry leaves, garlic, ginger,and hing. Sauté for a few seconds.
Add finely chopped onion and fry until golden brown.
Add green chillies and chopped tomato. Cook until tomatoes turn soft and mushy. Add the ground masala paste.
Cook on low flame for 3–4 minutes,stirring well.
Add the boiled chana and reserved cooking liquid as needed to adjust consistency.
Check seasoning and simmer for a few minutes
Serve hot withPuttu, Appam, Idiyappam, Dosa, or Rice.