Preheat your oven to 375°F (190°C).
Cook the lasagna noodles according to package instructions until al dente.
In a bowl, combine ricotta cheese, egg, Italian seasoning, salt, and pepper.
Spread a layer of marinara sauce on the bottom of a baking dish.
Place a layer of lasagna noodles over the sauce.
Add a layer of the ricotta mixture followed by a layer of cooked ravioli.
Sprinkle a layer of mozzarella cheese on top.
Repeat the layers until all ingredients are used, finishing with marinara sauce and mozzarella.
Top with grated Parmesan cheese.
Bake in the preheated oven for 30-40 minutes until bubbly and golden.