Baked Cream Cheese Spaghetti Casserole

Preheat oven to 350°F. Cook spaghetti al dente according to package instructions. Drain and return to pot.
Add cubed cream cheese to hot spaghetti and toss until fully coated and melted into a creamy sauce.
In a skillet over medium-high heat, brown ground beef until cooked through, 6-8 minutes. Drain excess fat.
Add Italian seasoning and garlic to beef. Cook 1 minute until fragrant.
Pour in marinara sauce and simmer 5 minutes.
Spread a thin layer of beef marinara sauce in the bottom of a 9×13 baking dish.
Top with cream cheese coated spaghetti, then remaining beef marinara sauce.
Sprinkle evenly with mozzarella and parmesan cheeses.