Preheat oven to 350 degrees F.
In a large pot, cook noodles per al dente package directions and drain. Rinse under cold water until noodles are cooled down and set aside.
In a skillet add ground beef, cook until browned and drain. Mix the jar of spaghetti sauce in with the ground beef and set aside.
In a bowl, add cottage cheese, eggs, ricotta and parmesan cheese. Mix together well.
Spray the bottom of a 9X13 pan with cooking spray.
Spread a thin layer of meat sauce, then add a single layer of 3 lasagna noodles on top, then a layer of cottage cheese mixture and a generous layer of mozzarella cheese.
Repeat steps till you get to the top of the pan making the last layer cooked noodles topped with sauce and a generous layer of mozzarella cheese.
Bake uncovered at 350 degrees F on middle rack for about an hour and until brown and bubbly.
Allow to sit for about 15 minutes before cutting. Garnish with parsley if desired.
Serve with a salad, garlic bread or your choice of any side dish.