Step 1

Preheat oven to 350 degrees F. Lightly oil a 9×13 baking dish or coat with nonstick spray.

Step 2

In a large pot of boiling salted water, cook lasagna noodles according to package instructions.

Step 3

Heat olive oil in a large cast iron skillet over medium high heat. Add ground beef and onion and cook until beef has browned, about 3-5 minutes, making sure to crumble the beef as it cooks; season with salt and pepper, to taste. Drain excess fat. Stir in tomatoes and Italian seasoning until well combined.

Step 4

In a medium bowl, combine ricotta, 1/2 cup mozzarella and egg; set aside.

Step 5

Spread 1 cup tomato mixture onto the bottom of a 9×13 baking dish; top with 3 lasagna noodles, 1/2 of the ricotta cheese mixture and 1 cup mozzarella cheese. Repeat with a second layer. Top with remaining noodles, tomato mixture, 1 cup mozzarella cheese and Parmesan.*

Step 6

Place into oven and bake for 35-45 minutes, or until bubbling. Then broil for 2-3 minutes, or until top is browned in spots. Let cool 15 minutes.

Step 7

Serve, garnished with parsley, if desired.