In large skillet, cook ground turkey and chicken sausage over medium heat until browned. Drain well. Add tomato sauce, diced tomatoes, tomato paste, garlic, Italian seasoning, salt, and pepper. Bring to boil. Reduce heat and simmer, uncovered, for about an hour stirring occasionally.
In a large bowl, whisk together eggs and parsley. Add cottage cheese, ricotta cheese, and Parmesan. Refrigerate until ready to use.
In an ungreased lasagna baking dish, spread 1 cup of meat sauce on the bottom.
Layer in this order: 3 to 4 lasagna noodles, 2 cups cottage cheese mixture, 1 cup mozzarella, 3 to 4 noodles, 2 cups meat sauce, remaining cottage cheese mixture, and 1 cup mozzarella. Top with 3 to 4 noodles and remaining meat sauce.
Cover and bake at 375 for 50 minutes. Then uncover and spread last cup of mozzarella on top and bake for additional 20 minutes. Let stand for 15 minutes before cutting.