Preheat oven to 375 degrees.

Sauté onion and garlic in olive oil for a few minutes, until fragrant. Add ground beef and cook until brown.

Add both jars pasta sauce, Italian seasoning to taste and salt & pepper to taste. Stir until evenly mixed and turn heat to low, letting simmer while mixing other ingredients.

In a medium bowl, mix 1-1/4 c mozzarella, the ricotta cheese, 1/4 c parmesan, egg and parsley. Stir until combined.

Spread 1-1/2 c meat sauce in bottom of lightly greased 9x13 pan. Top with layers of 3 lasagna noodles, 1/3 of ricotta cheese mixture, and 1-1/2 c meat sauce, spreading each out evenly. Repeat layers two more times. Top with remaining 3 noodles and remaining meat sauce. Sprinkle top with rest of mozzarella & parmesan.

Cover tightly with greased foil.

Bake 40 minutes. Remove foil and bake an additional 15 minutes.

All done!