Step 1

Preheat the oven to 350 degrees F. Spray a 13x9-inch baking dish with non-stick cooking spray. Set aside.

Step 2

Brown the ground beef and ground Italian sausage until browned, crumbling it as it cooks. Drain the grease from the pan. Add the marinara sauce.

Step 3

In a small bowl, combine the ricotta, egg, parmesan cheese, parlsey, garlic, and onion powder.

Step 4

Assemble the casserole by spooning 1/3 of meat sauce in bottom of casserole dish. Top with a single layer of frozen ravioli. Spread 1/2 of the ricotta mixture over ravioli.

Step 5

Repeat with 1/3 of the sauce, frozen ravioli, remaining ricotta mixture.

Step 6

Finish with the remaining sauce. Top with shredded mozzarella cheese.

Step 7

Cover with foil and bake for 40 minutes. Remove foil and bake for an additional 10 minutes.

Step 8

Remove from oven and sprinkle with fresh parsley. Let sit for about 5-10 minutes for serving.