Blend all but 1/4 cup of parmesan cheese, 1/4 cup of the tomato sauce and oregano, basil, and ricotta. Blend ricotta, oregano and basil. Place 1/3 of the meat mixture in an oiled baking dish. Spread with 1/2 of the ricotta mixture. Repeat ending with meat.Top with remaining tomato sauce and sprinkle with remaining parmesan cheese. Bake at 350 for 45-60 minutes or till done.