Simple Cheesy Baked Rigatoni with Meatballs

I let my kids pick their birthday dinner each year.  My son asked for pasta and sauce.  His sister was totally annoyed,  “He wants spaghetti and sauce? I am planning on a German dinner with braised red cabbage, German potato salad and brats with sauerkraut.  He wants spaghetti?”  She was not impressed in the least….