Thaw K&N's Pepperoni Slices as per instructions on pack and set aside.
Place pizza crust in baking pan and spread pizza sauce. Add cheddar cheese, Pepperoni Slices, onion, more cheddar cheese, mozzarella cheese, black olives, oregano and crushed red chilli.
Bake at 180°C for 15 minutes.
Dish out and serve warm.