Baked Penne with Italian Sausage

Name: Baked Penne with Italian Sausage
Prep time: 10 min
Cook time: 1 h
Total time: 1 h 10 min
Cuisine: Italian
Ingredients: 1/4 cup (60g) extra virgin olive oil; 1 medium onion (diced); 1 1/2 pounds (680g) bulk Italian fennel sausage (or remove from sausage casings); 4 cloves garlic (sliced); 1/2 teaspoon crushed hot red pepper flakes (optional); 2 28-ounce can plum tomatoes (hand crushed or blender pulsed); 1/2 cup (120g) dry white wine; salt and pepper (to taste); 1 pound (454g) penne pasta (or ziti, rigatoni, etc); 1 pound (454g) shredded mozzarella (divided); 1 pound (454g) ricotta; 1/2 cup (45g) grated Pecorino Romano