Preheat the oven to 250 Degree C / 500 Degree F.

Slice both the peppers in long strips. Cut cherry tomatoes in half.

Now Take a baking dish and add oil, oregano, salt and pepper in it. Mix well.

Add the prepared peppers, tomatoes in the oil and toss well.

Put the baking dish in preheated oven for 25 to 30 mins  till the veggies are cooked and slightly charred. Alternatively you can microwave the veggies for 10 mins on high power till it is shrunk and wilted..

Now make the sandwiches. Take both the bread slices and spread 1 tblspn of ketchup on them.

Place a slice of mozzarella cheese on top of the ketchup spread side.

Heap half of the roasted peppers and tomatoes on the top cheese.

Now place another slice of mozzarella cheese over the veggies.

Cover with another slice of bread, ketchup spread side down.

Melt some butter on a frying pan. Place the sandwich over the butter and cook for a min till they turn golden. Meanwhile put a dollop of butter over the other side of the bread. Flip over and cook on other side for a min till they turn golden.

Remove the golden sandwich on a cutting board and cut them in half.

Enjoy.