STEP 1 IN A BOWL add 1spoon of mayonnaise, pizza/pasta sauce, tomato ketchup,half tsp of oregano, pepper, and salt according to taste give a quick mix

Spread mayonnaise on bread add the filling on top and spread it evenly,layer another bread on top spread mayonnaise and shred the cheese on top with a sprinkle of chiii flakes on it

Pre heat the oven for 5 mins and bake you sandwich for 5-7 minutes untill cheese melts keep checking as per your oven settings. You can also grill on non-stick pan on low flame,place the sandwich cover the pan with lid for 5 mins until cheese melts. Voilla it's ready to eat