Mushroom Potato Masala

Ingredients needed for Potato Mushroom Masala
1 cup boiled potatoes cut into small pieces
1 cup mushrooms cut in to small pieces
1/2 cup tomato chopped
2 tbsps oil
1/2 tsp cumin seeds
1 cup onion finely chopped
3 green chillies finely chopped
1 1/2 tsps red chilli powder
1 tsp coriander powder
2 pinches turmeric powder
Salt to taste
1/2 tsp garam masala powder
few curry leaves

How to prepare Potato mushroom masala?
Heat oil in a fry pan / kadai. splutter cumin seeds.
Add chopped onion and green chillies. Fry till the onions are golden.
Add chilli powder, coriander powder, turmeric powder and salt to taste. 
Simmer the flame and add a little water to mix the masalas well.
Now add chopped tomatoes and mix well.
Add boiled and cubed potatoes and mushrooms in to the pan. stir well and cover with a lid.
Let it simmer for about 2-3 minutes or till the mushrooms get soft.
Open the lid and mix well.
Now add the garam masala powder and curry leaves.
Mix well and remove from fire.