At first boil all veggies and mashed it.Now heat a pan add oil and butter, cumin seeds,onion,tomato and mashed.

Now add turmric powder,salt,red chilli powder, pav bhaji masala,garammsala and wait for 5 mints.

Now add lemon juice and turn on the gass flame and heat the nonstick pan and roast the paav and serve it.