Preheat oven to 325°F.
In a skillet over medium-high heat, add olive oil.
Cook chicken and sausage 5 minutes.
Add onion and bell peppers cooking until softened.
Stir in Italian seasoning and salt and pepper.
Drain excess fat from skillet.
In a baking dish combine pasta, meat mixture and sauce.
Top with mozzarella cheese.
Bake 30 minutes covered. Remove foil and bake 5 minutes more.