01 - Preheat the oven to 400°F.
02 - Cook the pasta in a large pot of boiling salted water for 2 minutes less than the package instructions. Drain and set aside.
03 - Heat olive oil in a large skillet over medium heat. Add the sausage meat, breaking it up with a spoon, and cook until browned, about 5 minutes.
04 - Add the chopped onion, garlic, and red bell pepper. Sauté for 4–5 minutes until softened.
05 - Stir in the canned tomatoes and dried herbs. Simmer for 5 minutes. Season with salt and pepper.
06 - Combine the drained pasta with the sausage sauce in the skillet. Mix well.
07 - Transfer the mixture to a baking dish. Sprinkle mozzarella and Parmesan cheese evenly over the top.
08 - Bake for 15 minutes, or until the cheese is melted and golden.
09 - Let rest for 5 minutes before serving. Garnish with fresh basil if desired.