Deconstructed Skillet Stuffed Peppers

Name: Deconstructed Skillet Stuffed Peppers
Ingredients: 1 pound ground beef; 1 cup onion, diced; 2 cups bell pepper, diced; 3 cloves garlic, chopped; 2 tablespoons tomato paste; 1 teaspoon paprika; 1/2 teaspoon salt; 1/2 teaspoon pepper; 1 (14.5 ounce) can diced tomatoes; 2 cups beef broth (or water); 1 cup long grained rice; 2 teaspoons Italian seasoning (or oregano); 1 tablespoon Worcestershire sauce (optional); 1/4 cup parmigiano reggiano (parmesan cheese), grated (optional); 1 cup mozzarella, shredded