Pumpkin Kootu

1/4 cup kala vatana (dried black peas)
salt to taste
2 1/2 cups chopped red pumpkin
1 tbsp coconut oil (or any other refined oil)
1 tsp mustard seeds
2 tsp urad dal (split black lentils)
5 curry leaves

To Be Ground Into A Smooth Paste:
3/4 cup freshly grated coconut
8 whole dry kashmiri red chillies, broken into pieces
1 tsp cumin seeds
1/2 cup water

Soak the kala vatana overnight. Drain well. Cook them: if you have a pressure cooker, combine the drained kala vatana and 1 cup of water in a pressure cooker and pressure cook for 4 whistles. Otherwise just cook them for a while.

Grind the paste ingredients together, set aside.

Add the pumpkin, 1 cup of water and salt, mix well and cook on a medium flame for 8 minutes, while stirring occasionally.
Add the prepared paste, mix gently and cook on a medium flame for 3 minutes, while stirring occasionally. Keep aside.

For the tempering, heat the oil in small pan and add the mustard seeds, urad dal and curry leaves and sauté on a medium flame for a few seconds
Pour this tempering over the curry and mix well.

Source: http://m.tarladalal.com/Pumpkin-Kootu-Curry--Pumpkin-and-Kala-Vatana-Subzi-32830r