Peel the Pumpkin, wash and cut it into pieces and cook it in a pressure cooker for about five minutes and then smash the cooked Pumpkin pieces and keep it aside.
Heat Oil in a Cheenachatty, add the chopped Onion into this oil and stir it well.
When color of the Onion turns into brown add the Red Chilli powder, Coriander Powder, Turmeric powder and Salt and stir it further
After about five minutes, add the cooked and smashed Pumpkin into this mix along with 1 – 2 cups of water and stir it well.
Then add the Coconut milk and Tamarind Juice also into this gravy (Pumpkin Masala Curry) and stir it again.
Heat Oil in a frying pan, burst Mustard seeds in the hot oil and then add Red Chilli pieces, Curry leaves (if necessary, can add some Onion pieces also) and when colour of these ingredients turn into golden/brown, add it into the Curry.
Pumpkin (Mathanga) Masala Curry is ready. This can serve as a side dish for Chappathi/Poori/cooked Rice.