Secret 1: Cut bell peppers in half lengthwise and remove seeds; for extra tenderness, blanch them in boiling water for 3-5 minutes, then drain and pat dry.

Secret 4: Cook rice according to package instructions, ensuring it is slightly undercooked as it will continue cooking in the oven.

Secret 2: In a large skillet over medium heat, brown the ground beef, then drain any excess fat and add diced onion and minced garlic, cooking until softened.

Secret 3 & 5: In a large bowl, combine the browned meat mixture, cooked rice, tomato sauce, beef broth, Italian seasoning, salt, and black pepper, mixing until well combined for a flavorful filling with a secret spice blend.

Carefully stuff each bell pepper half generously with the prepared filling.

Arrange the stuffed bell peppers in a baking dish and pour any remaining tomato sauce or a little extra broth around them.

Secret 6: Cover the baking dish with foil and bake at 375°F (190°C) for 25 minutes to ensure moisture retention and even cooking.

Remove the foil, sprinkle shredded mozzarella cheese over each pepper, and continue baking for another 10-15 minutes, or until the cheese is melted and bubbly.

Secret 7: Garnish with fresh chopped parsley before serving for a burst of fresh flavor and color.