Ingredients:
400gms - purple yam (kanda in telugu), peel and rub with some salt, cut into 1 to 1&1/2-inch pieces
2 - medium-size onions, cut into small pieces
2 - green chillies, cut into pieces
Salt
1 tbsp - coriander powder (dry fried and powdered)
6-8 - cloves garlic, peeled and crushed
2 tbsp - oil
10 - curry leaves
1 tbsp - chopped coriander
1/2 tbsp - red chilli powder
1/8 tsp - turmeric powder