Take a pressure cooker and prepare the tempering . Add oil , mustard , cumin seeds . Once they splutter add hing , curry leaves and red chilli .
Add chopped onion and saute for 2-3 mins . Add ginger garlic paste , turmeric powder and saute till onion turns translucent .
Add avarekalu ( field beans ) and saute for 1-2 mins . Add salt to taste and around 1 cup of water . Pressure cook for 2 whistles .
Meanwhile prepare masala for the avarekalu usli . To a mixer add Grated coconut , cumin seeds , handful of coriander leaves and green chilli . Add little water and make a smooth paste .
Open the cooker once the the pressure releases from it and ground masala paste to it .
Mix .. taste and if required add little water . Bring to boil .Finally squeeze lime and garnish with some more coriander leaves .
Enjoy avarekalu usli with some hot ubbu rotti / chapathi .
Notes
Avarekalu usli tastes best with fresh tender seeds .
Don't skip hing , ginger garlic in this recipe as they help in reducing bloating effect caused by avarekalu .
Number of whistles ,water qty , green chilli quantity might vary .
Don't overcook the beans . That will make it mushy .