Which fillings would be good to use in an Italian Stuffed Peppers recipe?

Meat Fillings:

- Ground beef or pork seasoned with Italian herbs, garlic, and breadcrumbs.

- Italian sausage, removed from casings.

- Turkey or lean ground chicken seasoned with Italian spices.

Vegetarian Fillings:

- Mix bell pepper, mushroom and onion medley with pasta, herbs, bread crumbs and cheese.

- Quinoa, mushroom, and zucchini stir-fry seasoned with Italian herbs and red pepper flakes.

- Lentil and vegetable mix with spinach and sun-dried tomatoes.

Rice-Based Fillings:

- Cooked white or brown rice mixed with bell peppers, tomatoes, and Parmesan cheese.

- Spanish rice seasoned with cumin and Mexican oregano.

- Wild rice with dried cranberries, toasted nuts, and a touch of honey.

Cheese-Based Fillings:

- Ricotta, mozzarella, and Parmesan cheese mix with spinach or roasted red peppers.

- Goat cheese, sun-dried tomatoes, and pine nuts.

- Feta cheese, Kalamata olives, and fresh herbs.