Cook lasagna noodles according to package directions. Remove from heat and drain.
Break up the meatballs into small pieces and set aside.
Add the eggs to the ricotta and Parmesan cheese and mix well. Add salt and pepper if desired.
Add a layer of sauce to a baking pan to coat the bottom. Add a layer of noodles, then add a layer of cheese, followed by a layer of the meat, and topped with a layer of sauce. Repeat the layering until pan is full. Top with mozzarella if desired. Bake for 45 minutes at 350°F.