Colocasia (Taro) in coconut milk

Colocasia (Taro) medium size 2, onion 1, both cubed, garlic cloves 4, ginger 1 inch piece both chopped, green chilli 4, silted, salt to taste.
Pressure cook the ingredients in a cup of water. Care to be taken not to over cook. Allow the pressure to vent out.
Coconut milk 1 cup, spring onion 1 stalk, chopped.
Add coconut milk and allow to bubble, add spring onion, combine well. Transfer into a serving bowl. Serve with chapatti.