Saute onions, minced garlic and meat. Add 1/3 cup parsley and 1/3 cup parmesan cheese and remaining meat mixture ingredients and simmer. For spinach layer combine oil, 1/3 cup parsley, spinach, bread crumbs, 1/3 cup parmesan cheese, eggs and 1 tsp garlic salt and 1 tsp ground sage. Cook pasta and drain well. Sprinkle 1/3 cup parsley and 1/3 cup Parmesan cheese over pasta and mix well. Butter a large baking dish. Cover the bottom with a layer of pasta, then a layer of the spinach mix, then a layer of meat. Repeat layers until all ingredients are used, ending with the meat sauce. Sprinkle remaining parmesan cheese and parsley over top. Bake at 350~ for 20-30 minutes.