Creating Irresistible Baked Italian Sub Sandwiches is a breeze when you follow these simple steps:

1. Preheat the Oven: Preheat your oven to 375°F (190°C).
2. Prepare the Rolls: Slice each Italian sub roll in half horizontally, keeping the base intact.
3. Layer the Meats: On the bottom half of each roll, layer the salami, ham, and pepperoni.
4. Add Cheese: Place slices of provolone cheese on top of the meats.
5. Add Veggies: Top the cheese with shredded lettuce, sliced tomato, and banana peppers.
6. Season: Sprinkle Italian seasoning, salt, and pepper over the top.
7. Drizzle Oil: Drizzle olive oil evenly over the fillings.
8. Close the Sandwiches: Place the top half of the rolls over the fillings.
9. Wrap and Bake: Wrap each sandwich in aluminum foil and place them on a baking sheet.
10. Bake: Bake in the preheated oven for 15 minutes, or until the cheese is melted and the bread is slightly crispy.
11. Serve: Remove from the oven, unwrap, and slice in half before serving.

These steps will guide you in crafting these fantastic sandwiches effortlessly!