Ultimate Italian Baked Ziti creamy casserole with a homemade meat sauce, super EASY to make and super cheesy (three cheeses!) filling in under an hour.
Add in marinara sauce and let simmer for 20 minutes on medium heat.
Layer in 9x13 baking dish in order: half the pasta, half the meat sauce, all the sour cream, 1/2 the mozzarella, all of the provolone cheese, the rest of the pasta, the rest of the meat sauce, the rest of the mozzarella and all of the Parmesan cheese.
Bake uncovered, on a baking sheet, for 30 minutes, until golden brown and bubbly.