Soak the frozen vegetables in hot water for 10 minutes or till completely thawed. Drain and set aside.
Grind the ingredients under "for grinding" into a smooth paste.
Heat ghee in a saucepan. Splutter the cumin seeds. Briefly fry the ginger garlic paste.
Add the ground paste and saute till raw smell is gone.
Add the tomato paste and spice powders and cook for a few minutes.
Add in the thawed vegetables and around half cup of water. Bring it to a boil.
Add salt and keep on simmer for around 5 minutes or till the sauce thickens.
Add crushed kasuri methi over it and mix. Serve hot with chapathis or paratha.