how to pressure cook arbi | how to boil colocasia | how to microwave arbi | with 20 images. how to cook arbi is simple when you follow the options given below. Learn how to boil colocasia. We show you 3 methods of cooking arbi. You can pressure cook arbi, cook on an open flame or microwave arbi. See how to pressure cook arbi. First you need to wash and clean the arbi 4 to 5 times in water and then drain. Put the cleaned arbi in a pressure cooker and cover with enough water. Pressure cook for 2 whistles. Allow the steam to escape before opening the lid. Drain. Cool. Peel the arbi with your fingers. Cut to desired size. If I had a choice to cook the arbi, the best way would be to pressure cook it for 2 whistles. Cooking on an open flame would take 20 to 25 minutes and you would have to monitor it. Tips for cooking arbi. 1. Cool the arbi before peeling it with your fingers. Enjoy how to pressure cook arbi | how to boil colocasia | how to microwave arbi | with step by step photos.