Preheat the oven to 350°F.
Brown the beef in a large skillet over medium heat. Drain.
Return the meat to the pan and add the spaghetti sauce. Simmer for ten minutes. Cook the pasta according to the package instructions.
Drain. Combine ricotta cheese, 1-1/2 cups mozzarella cheese, Parmesan cheese, eggs, parsley, salt, and pepper in a large mixing basin.
Cover the bottom of a 9-by-13-inch greased baking dish with about 1/2 cup of the meat mixture.
Place 4 spaghetti pieces lengthwise on top of the sauce.
One-third of the cheese mixture should be spread over the noodles.
1 cup of the meat mixture on top Repeat twice more, beginning and finishing with spaghetti each time.
Sprinkle with the remaining meat sauce and mozzarella cheese.
Bake for 45 minutes, or until hot and bubbling, covered with foil.
Remove the foil and bake for another 10 minutes.
Allow to stand for 10 minutes before slicing.