# Wash and drain the 
lentil, chop the 
onion, 
potato and 
carrot. Boil all these preferably in a pressure cooker by adding 5 cup of water until 
lentil became pap.
# Put the oil and 
flour in a separate cooking pot, roast until 
flour’s smell goes away.
# Pour the 
pepper and 
tomato pastes, which are smashed by a cup of hot water, on it.
# Add the mint and black 
pepper when the paste gets cooked.
# In the meantime blend the vegetables and 
lentil until it gets smooth.
# Add this mixture to the mixture little by little with stirring. Add 1 cup of gravy and 3 cup of water.
# When it starts to boil turn the heat to low and simmer for 5 more minutes. Serve hot.