Take a wok,add oil,green chilly and gingergarlic paste,saute for a minute.
Now add chopped onions,saute till they turn pink,add tomato paste,salt,red chilly,turmeric and other spices.
Now simmer till oil separates out.
Now take peas in microwave safe bowl,add water and microwave it for 3 minutes so that peas become tender.strain the water and put these peas in masala followed by mushrooms.
Cook for 2 minutes and add water so as to make gravy.
Cover it and let it simmer for 10 minutes.
Now uncover it to see if it is cooked.
Add cream and garnish it with coriander and garam masala.