Pepper Steak Stromboli

Name: Pepper Steak Stromboli
Prep time: 15 min
Cook time: 20 min
Total time: 35 min
Cuisine: American
Ingredients: 1 13.4 oz classic style refrigerated pizza dough (i.e. Pillsbury Classic); 2 cups shredded sharp cheddar cheese; 1 1/2 lb grilled sirloin steak (roughly chopped); 1 medium onion (thinly sliced); 1 medium green bell pepper (seeded and thinly sliced); 1 medium red bell pepper (seeded and thinly sliced); 2 tsp dry Italian seasoning (divided); 1/2 tsp garlic salt; 1/2 tsp freshly ground black pepper; 1/3 cup prepared Parmesan Peppercorn dressing; 2 Tbsp butter (melted); 2 Tbsp grated Parmesan cheese; marinara sauce and additional Parmesan Peppercorn dressing for dipping