In a pressure cooker add yellow pumpkin, salt, sugar and water. Pressure cook for one whistle and natural release
In a pan add coconut oil, when the oil is hot add mustard seeds, urad dal, cumin seed, red Chilli and Curry leaves; let it splutter
Add coconut and sauté it in low flame for a minue; switch off
After the pressure subsides add rice flour and milk; let it boil for 2 minutes in medium flame
Add tempering to the kootu and hing; switch off