Method 1 Grind together onion, ginger, and garlic. 2 Heat oil for 1 minute. Add brown cardamom, cloves, cinnamon, bay leaves and cumin seeds. Stir for a minute. 3 Add onion, ginger, garlic paste. 4 Fry till golden brown, about 8 minutes. 5 Add curd, salt, chilli, coriander and turmeric powders. 6 Stir fry for 3 minutes. 7 Add yam. 8 Stir till masala is coated, about 1 minute. 9 Add water, mix. 10 Bring to boil, about 4 minutes. 11 Cover. 12 Place cooking pot in smart pot. Add oil. Heat oil for 7 minutes. 13 Cook for 1 hour. 14 Cooking is Completed. Serve Hot. 15 Divide yam in 3 batches. 16 Fry first batch till golden brown, about 8 minutes. 17 Remove. 18 Add second batch, about 8 minutes. 19 Remove. 20 Add third batch, about 8 minutes. Remove. 21 Drain out oil. Leaving 1/4 cup (60 ml) in the pot.