The Ultimate Roast Beef Sub

Instructions

1. Mix mayonnaise with horseradish for horseradish mayo. Set aside.
2. Slice sub rolls lengthwise, leaving one side attached as a hinge.
3. Optional: Toast rolls open-faced in a 400°F oven for 3-4 minutes until lightly crisp.
4. Spread horseradish mayo on both cut sides of each roll.
5. Layer provolone cheese on the bottom of each roll.
6. Pile roast beef generously on top of cheese.
7. Add lettuce, tomato slices, red onion, and banana peppers.
8. Drizzle with olive oil and red wine vinegar.
9. Close sandwiches and slice in half. Serve immediately.