1 lb lean ground beef 1/2 medium yellow onion 3 cloves garlic 16 oz. penne pasta 2 (26 oz) marinara sauce jars 6 slices provolone cheese 6 oz. shredded mozzarella cheese 16 oz. sour cream

Bring a large pot of lightly salted water to a boil. Add penne pasta and cook until done (about 12 minutes) then drain. In a large skillit, brown diced onion, 3 cloves of minced garlic and ground beef over MEDIUM heat. Add spaghetti sauce and warm through. Preheat oven to 350 F. Lightly oil or spray a 9×13 baking dish. Layer as follows; 1/2 pasta, 16 oz sour cream, 6 slices of provolone cheese, 1/2 sauce mixture, remaining pasta, remaining sauce mixture, 6 oz shredded mozzarella cheese. Bake 35 minutes at 350 F or until cheese melts