Take all the vegetables except capsicum in a pressure cooker and cook till boiled and well cooked. Mash them with a veggie masher. Keep aside.
Take butter and oil in a kadhai/pan.
Add chopped onions and fry for 3-4 minutes.
Now add ginger-garlic paste and fry till the raw smell goes.
Now add chopped tomatoes and chopped green chillies.
Fry till it gets cooked and you see the oil leave the sides.
Now add the cooked and mashed veggies along with chopped capsicum to the cooked masala.
Add in all the dry masalas like pav bhaji masala, both chilli powders and salt. Mix well.
Add water in which the veggies were boiled, stock or some plain water and cook down the bhaji till it is slightly thick.
Taste and adjust seasoning.
Serve hot garnished with chopped coriander and butter. Serve onion and lemon slices on the side.
Heat a pan. Apply some butter. Cut the pavs into halves and toast them on the pan to serve with the bhaji.
Enjoy this delicious treat with your family.