Baked Rigatoni in Creamy Marinara
| 1 1/2 lb rigatoni pasta |
| 1 lb ground beef |
| 1 lb ground sausage |
| 1 1/2 TBSP olive oil |
| 1 small onion (or 2 TBSP minced onion) |
| 3 cloves garlic, minced |
| 24 oz jar marinara sauce |
| 1 1/2 cups heavy cream |
| 1 1/2 tsp Italian seasoning (or Italian spaghetti seasoning) |
| 3/4 tsp crushed red pepper flakes (optional) |
| 2 tsp salt |
| 1/2 tsp pepper |
| 3 cups shredded mozzarella cheese, divided |
| 3/4 cup shredded parmesan cheese, divided |
| 3 TBSP fresh parsley, chopped |