Best Philly Cheesesteak Cheesy Bread Recipe - How to Make Philly Cheesesteak Cheesy Bread

Ingredients

• 2 tbsp. vegetable oil
• 1 large yellow onion, sliced into half moons
• 2 bell peppers, thinly sliced
• kosher salt
• Freshly ground black pepper
• 2 lb. sirloin steak
• 1 tsp. oregano
• 12 slices provolone
• 1 large shallow loaf of bread, sliced in half
• 1 tbsp. Parsley