Soak the rice in water for 30 minutes.
Grind raw: shallots, ginger, garlic, cinnamon, cloves, cardamom, black cardamom, mace strand, green chillies
Grind all these to a semi fine - fine paste.
Heat oil in a deep thick bottomed pan, add the ground masala to it and fry.
Add turmeric powder and chilli powder. saute until well mixed.
Add sliced mushroom pieces,
Add water. water required is 1:2. So for 1 cup rice add 2 cups water.
Add salt to taste.
Close and cook for just 2 minutes so that water from mushroom leaves out.
Add chopped mint and coriander leaves
Put in soaked rice
Close and cook in medium flame for 15-20 min or until rice is done.