# Wash the 
mushrooms and boil them in the 1/2 litre boiling water with 
lemon, keep the forms of the 
mushrooms.
# Roast the 
flour with oil until it turns into pink.
# Add the gravy on it, and boil for a while.
# Add the finely sliced 
mushrooms into the boiling gravy.
# Boil them for a while, and then add salt.
# Serve hot.