Easy Baked Ziti

COUNTRY COOKING RECIPES ― var linkwithin_site_id = 132040; ∙ Ingredients ∙ 1 pound dry ziti pasta ∙ 1 onion, chopped ∙ 1 pound lean ground beef ∙ 2 (26 ounce) jars spaghetti sauce ∙ 6 ounces provolone cheese, sliced ∙ 1 1/2 cups sour cream ∙ 6 ounces mozzarella cheese, shredded ∙ 2 tablespoons grated Parmesan cheese ∙ 1.Bring a large pot of lightly salted water to a boil. Add ziti pasta, and cook until al dente, about 8 minutes; drain.2.In a large [...].