Baked Spaghetti

Name: Baked Spaghetti
Prep time: 30 min
Cook time: 30 min
Total time: 1 h
Cuisine: Mediterranean, African, American, Southern, European, Greek, Moroccan
Ingredients: 8 to 12 ounces spaghetti; 1 to 1.5 pounds lean ground beef; 1 small onion, diced; 1 (24-ounce) jar spaghetti sauce; 8 oz cream cheese (I used Neufchatel- 1/3 less fat); 2 tablespoons milk; 1/2 teaspoon garlic powder; 2 cups shredded mozzarella cheese