Heat pan/ tawa/ wok at medium heat. Add little oil. Now add 3 tbs. of butter.
As the butter is melting add cumin seeds and stir them.
Now add fine chopped onions and saute till onion turns little pink.
Now add chopped beans and chopped capsicum/ bell pepper.
Now add little salt and cook everything for few minutes.
When veggies are almost half cooked add ginger garlic paste, stir and cook till onion turns brown and oil separates from the veggies.
When you see veggies are losing oil add turmeric powder and mix it well.
Now add fine chopped tomatoes mix it and cover and cook till tomatoes become soft.
When tomatoes become nice soft add green chilli, red chilli powder and pav bhaji masala.
Mix everything and add boiled veggies.
Saute and cover them and let them cook for 5-6 minutes.
Now add boiled rice, coriander leaves, lemon juice, some more butter and mix it gently with the help of two spatula. Tawa pulao is ready to serve.