# Boil the mixture of red 
lentil, 
potatoes, 
onion and 
carrot with 5 cups water in the pressure cooker.
# Drain the mixture, or blend them to get them as puree.
# Whisk the mixture of 
milk, 
lemon juice, 1 tbsp 
flour and salt in a separate bowl.
# Take 1 ladle mixture of 
lentil and pour into the 
milky mixture to make it lukewarm.
# Get the mixtures together slowly, add oil.
# Cook over medium heat until it starts to boil.
# Serve hot.