firstly, peel the skin of the sweet potato. you can use white or brown sweet potato.
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n a pan heat 3 tsp oil and saute 1 tbsp urad dal, 1 tbsp chana dal, 3 dried red chilli and few curry leaves
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add in ½ cup coconut, small ball sized tamarind, ½ tsp salt and ½ cup water.
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now prepare the tempering by heating 3 tsp oil and splutter ½ tsp mustard, ½ tsp urad dal and few curry leaves
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