Ingredients 
1/2kg Button Mushrooms (chopped)
2nos Onion (chopped)
1no Tomato (chopped)
1tbsp Coriander powder
2sprigs Curry leaves
1/4tsp Cumin seeds
1/4tsp Mustard seeds
1/2tsp Fennel seeds
2tbsp Coriander leaves (chopped)
Salt
Oil

To grind:
1/4cup Shallots
1inch Ginger (chopped)
5nos Garlic cloves
2nos Red dry chillies
2nos Cloves
1no Cardamom
1no Cinnamon stick
1tsp Pepper corns
1tsp Cumin seeds
1tbsp Grated coconut

Method

Grind all the ingredients under the list 'To Grind' as thick and fine masala and keep aside..

Now heat enough oil in a kadai, add the mustard seeds, cumin seeds, fennel seeds and curry leaves, let them splutters.

Add the chopped onion and fry until they turns transculent, add the chopped tomato pieces and cook for few minutes.

Add the chopped button mushroom and saute for few minutes.

Now add the grounded masala, coriander powder and salt.

Fry until the mushrooms gets well roasted and the oil get separates.

Garnish the mushroom masala with coriander leaves.

Serve hot with rice.​