First boil the raw banana and veggies separately.
Now peel and mash the raw banana and veggies.
Take a wok heat refined oil then add butter.
Cut onions,tomatoes,green chilli and Ginger separately.
Saute onion in wok.
Add ginger and green chilli.
After frying well mix all powder spices.
Now put tomatoes in it and let it cook.
Mashing the tomatoes. Mix mashed vegies and raw banana.
Saute well.
Mix water as consistency you want.
Roast pav in butter and serve hot with onion rings.
Put some butter over bhaji.