Step 1

Preheat oven to 350 degrees. Prepare a 9x13 casserole dish with nonstick cooking spray and set aside.

Step 2

Cook spaghetti according to the package directions. Drain and then set aside.

Step 3

Add your egg and parmesan cheese to your spaghetti and mix well.

Step 4

In a skillet cook and crumble ground beef. Drain the fat and then add in marinara sauce. Once heated through add to your spaghetti and mix well.

Step 5

Place your spaghetti into your prepared casserole dish. Top with mozzarella cheese and bake covered for 40-45 minutes. Allow to rest for 10 minutes then slice and serve.