Lazy Lasagna Casserole

Brown ground beef and onion until cooked through. Drain.
While the meat is cooking, boil the noodles according to the package directions.
Mix spaghetti sauce and diced tomatoes with browned ground beef.
Set 1/2 cup of mozzarella cheese aside to sprinkle on the top.
Combine the rest of the mozzarella cheese, cottage cheese, beaten eggs, parsley, and salt and pepper.
In a 7" x 11" pan, layer a third of the meat sauce, then the noodles, then the cheese mixture.
Repeat the layers two more times.
Sprinkle with remaining 1/2 cup cheese.
Bake at 350º for 30 to 45 minutes (until bubbly).
Let stand for 10 minutes before serving.