Take vegetables like gobhi, peas,potato in the pressure cooker with 3/4 cup of water and salt.

Let it cook for 3-4 whistles on medium heat or till veggies are soft.

Turn off the stove and let the pressure go down by itself and then open the lid.

Using potato masher mash the boiled veggies and keep it aside.

Then heat 2 tablespoon of butter in pan on medium heat. Once hot add cumin seeds. Let them sizzle a bit.

Then saute garlic paste for a minute.then add chopped onions with some salt. Cook till onions are light brown in colour.

Add turmeric and kashmiri mirch in oil in the onions centre.fry it well and mix it uniform.now mix in capsicum and cook for 3-4 minutes. Capsicum will get soften.add chopped tomatoes. Mix well and cook. Tomatoes will get soft and juicy.

Let all the water gets evaporated. Cook till it becomes chunky yet thick paste.add pav bhaji masala and red chilli powder. Mix well and cook for a minute.then add prepared mashed veggies. Mix well.

Add water. Adjust the water according to u.Now apply the butter on bun slices and toast them on tawa on medium heat.
Serve the warm bhaji on the plate with dollop of butter on top.On side serve some chopped onions, lemon wedges and pav.