Easy Lasagna Casserole

Name: Easy Lasagna Casserole
Prep time: 10 min
Cook time: 50 min
Total time: 1 h
Cuisine: European, Italian, Mediterranean
Ingredients: 16 oz. whole milk ricotta; 1 egg, lightly beaten; 1 tsp. Italian seasoning; 1 – 24 oz. jar marinara sauce; 12 oz. pre-cooked Italian-style sausage, sliced into 1/2-inch rounds (I like Aidells brand but you can use your favorite); 24 oz. shredded mozzarella, divided; 1/2 cup shredded Parmesan cheese, divided; 1 box no boil lasagna noodles, broken into 2-inch pieces