Preheat the oven to 400 F.
Cook the pasta to al dente, about 7 minutes. Drain and add to 9x13-inch baking dish.
In a large saucepan, brown the ground beef with the minced onion, garlic powder, salt, and pepper. Drain and gently toss with the pasta in the baking dish.
In a large mixing bowl, combine cottage cheese, half of the shredded mozzarella cheese, all of the Parmesan cheese, eggs, and Italian seasoning.
Spread the cheese mixture in and around the pasta in the baking dish. Top with spaghetti sauce and add the remaining shredded mozzarella cheese.
Cover and bake in the preheated oven for 45 minutes, then uncover and bake another 10 minutes.
Prepare the salad.
Serve Lazy Lasagna Bake with salad.