Its not a very spicy curry but not too mild either. Kind of spicy, sweet and sour curry like baghara baigan
- Peel and wash the sweet potatoes. Cut into thin long pieces.
- Heat a thick bottomed pan and add 3 tablespoons oil.
- Add sliced onions and fry till light brown. Remove from oil, let cool and make a paste.
- Heat the oil again and add the onion paste. Fry for few seconds and add ginger garlic paste and turmeric.
- Let it leave raw smell and add the sweet potatoes and green chillies. Add little salt.
- The mixture is dry at this point so be carefull not to let it burn. cover and cook for about 15 minutes, stirring occasionally.
- When the potatoes are soft add red chilli powder and salt to taste.
- Add the peanuts and coconut paste. fry for 2 minutesand add tamarind paste and 2 cups water. Cover and cook for another 5-10 minutes.
- when the gravy thickens and oozes out oil, add half teaspoon sugar and coriander powder. simmer for 1 minute , season with coriander leaves and turn off heat.