Ingredients 

• 2 big Onions
• 8 green chillies
• Coconut
• 3 tea spoon of Coriander seeds
• 1 tea spoon of Cumin seeds
• Tamarind
• Oil

For seasoning 

• Urad dal
• Mustard 
• Cumin seeds

• Cut onions into small pieces and fry them.
• To this add coriander seeds, cumin seeds and green chillies and fry little more. 
• Then add scraped coconut, tamarind and grind all the ingredients in the mixie. 
• Finally give seasoning with urad dal, mustard and cumin seeds.