Soak chana overnight, drain it and take it in a pressure cooker. Cover it with water and add some salt. Cook it for 4 whistle, simmer it and cook for 15 mins. Turn off the heat and let the steam go all by itself. Open the cooker and drain it.
Now heat oil in a pan. Add in all the sundal podi ingredients and roast on low heat till it turns light golden. Take them in a blender and make it into a fine powder.
Heat oil in a pan. Add in mustard, urad dal, asafoetida, curry leaves and saute for a min.
Add in cooked chana and toss once. Add in the sundal podi, salt if needed and coconut. Mix well.