It has been sometime since I posted any recipe here...My mom sent this recipe and photo of Karuvepalai thokku today..
1 cup curry leaves
1/2 onion for consistency
1 lime sized ball of jaggery
1 lime sized ball of tamarind
1 inch ginger, red chillies to taste
Salt to taste
3 tbsp gingely oil
Add oil in a kadai
Roughly chop the onions and add them, add the curry leaves and red chillies
Roast till crisp. Grind together dry with ginger, hing and salt.
Soak tamarind and jaggery together in water. Extract the juice
Add this extract to the mixture and continue to grind to a thin paste.
Add some more oil in a kadai, add this paste and saute till oil separates.
Store in an airtight container once it cools.