First put onion,tomatoes,ginger,garlic in a mixture then make fine paste of it.

Take a pressure cooker then add oil in it then put peas in it. cook for 5 minute

Then add mixture of onions and tomatoes in it cook another 5 min

Add 1 glass water and boil it for 5 minutes

Put lid of pressure cooker cook till 2-3 whistle on medium flame

After open the lid add paneer in it.cook in a steam not open gas.

After 5 min your matar,mushroom,paneer sabji is ready.