Ingredients 

• Japanese eggplant -1
• Red bell pepper -1
• Onion -1
• Tomato -2
• Coriander -1(bunch)
• Mint -1(bunch)
• Red chili -6 or7
• Tamarind -little
• Salt -to taste 

For seasoning 

• Mustard seeds -1 teaspoon
• Urad dal -1"
• Curry leaves -(little)
• Hing -1/4"
• Oil -3"

• Keep frying pan in the cooktop. 
• Pore oil into the pan, when oil becomes hot put all those seasoning and red chillies. 
• Then add one by one all those ingredients. Fry for few minutes. 
• Allow it to cool. 
• Grind them in the blender.