Cut the cauliflower and potato in big pieces.
Heat oil and lite fry the vegetables.
Mix salt ,sugar, half of the whole pieces , red chilly powder and fried vegetables with curd.
Boil the rice with salt , 1 tbsp oil and whole spices. When rice is 70% boil.,.drian the water.
Take a heavy bottom vassal , arrange the bottom with half of the rice. Then put vegetables mix with curd, sprinkle fried onion, again put rice . Now spread ghee, garam masala powder, salt, lemon juice, kesar soaked milk , fried onion and chopped coriander on the top
Now cover the vassal , seal with atta dough.
Put iron tawa on the gas and put the vassal on the tawa.. Heat tawa for 20 minutes.
After cook ,wait for 10 minutes and open the lid. Veg Dum biryan is ready to serve with raita.