Heat oil in a pan, saute onions for two minutes n then add all the Veggies n give a quick saute for two minutes( Veggies should be crunchy).
Add salt, oregano, pizza seasoning... Switch off the gas.
Once bit cool add grated cheese, tomato ketchup, Hot n Chilly Sauce n combine everything.
Now Cut the bread into Roundels with container cap.
Now with any container cap cut few Roundels into Rings.(Keep the centres for making small bread discs).
Now spread the butter on Roundel Bread, put the prepared filling in it. cover it with the Bread Ring, put some more filling in the centre, Add grate cheese in the centre n brush with butter on top of the ring to get crunchy flavour.
Finally Bake it . Preheat oven at 200°C.
Bake for 10 to 12 minutes until gets crunchy or crispy.