Spray with non stick spray. This will make clean up so easy for you.
Open up the tube of french bread, it has a seam. Pat and stretch to 9x13 inches.
Layer the filling in this order: mortadella, pepperoni, green pepper, motzarella cheese, red pepper, pizza sauce, salami. But do not layer over whole dough. Only layer over half of the dough. When you have layered, fold the plain side over the filled side, and press to close
Now for the topping. Mix together the olive oil, garlic powder, parsley, salt and pepper. Cut 6 slits on the top of sandwich, and brush with olive oil mixture. Sprinkle with the asaigo cheese.
Bake in a 350 degree oven for 30 minutes, or until golden brown Heat the remainder of the pizza sauce in the microwave for a minute to use for dipping.