Sent to me by my mom. She doesn’t know where they came from, but, she likes em.
350 degrees 30 minutes in a buttered 9 x 13 pan
1 lb. dry ziti pasta
1 onion, chopped
1 lb. lean ground beef
2 (26 oz.) jars spaghetti sauce
6 oz. provolone cheese, sliced
1 ½ cups sour cream
6 oz. mozzarella cheese, shredded
2 tbsp. grated Parmesan cheese
Bring a large pot of lightly salted water to a boil. Add ziti pasta, and cook until al dente, about 8 minutes; drain.
In a large skillet, brown onion and ground beef over medium heat. Add spaghetti sauce, and simmer 15 minutes.
Preheat the oven to 350 degrees. Butter a 9 x 13 inch baking dish. Layer as follows: ½ of the ziti, Provolone cheese, sour cream, ½ sauce mixture, remaining ziti, mozzarella cheese and remaining sauce mixture. Top with grated Parmesan cheese.
Bake for 30 minutes or until cheeses are melted.