01 -
Preheat your oven to 375°F (190°C).
02 -
Slice the Italian sub rolls in half lengthwise, ensuring they remain hinged at the bottom.
03 -
Place the rolls on a baking sheet, cut side up, ensuring they fit comfortably.
04 -
In a small bowl, melt the unsalted butter using a microwave or stovetop.
05 -
Add garlic powder, onion powder, dried oregano, dried basil, red pepper flakes, salt, and black pepper to the melted butter. Stir until combined.
06 -
Brush the seasoned butter generously over the cut sides of the rolls for even coverage.
07 -
Arrange the deli-sliced salami on the bottom half of each sandwich.
08 -
Add a layer of deli-sliced ham over the salami.
09 -
Place a layer of deli-sliced pepperoni on top of the ham.
10 -
Add a layer of deli-sliced mozzarella cheese over the pepperoni.
11 -
Top the mozzarella with a layer of deli-sliced provolone cheese.
12 -
Sprinkle grated Parmesan cheese evenly over the provolone.
13 -
Distribute sliced roasted red peppers over the cheese layers.
14 -
Scatter sliced black olives over the red peppers.
15 -
Layer sliced banana peppers on top of the olives.
16 -
Place fresh basil leaves over the banana peppers.
17 -
Bake the sandwiches in the oven for 10-12 minutes, or until the cheese is melted and the bread is slightly crispy.
18 -
Let the sandwiches cool for 1 minute after removing them from the oven.
19 -
Carefully cut the sandwiches into individual portions using a serrated knife. Serve warm.