1.Bring A Large Pot Of Lightly Salted Water To A Boil. Add Pasta And Cook For 8 To 10 Minutes Or Until Al Dente; Drain And Set Aside. Brown The Ground Beef In A Skillet Over Medium-High Heat. Drain Off Grease. 2.In Slow Cooker, Alternate Layers Of Ground Beef, Noodles, Cheese, Soup, Sauce And Pepperoni. 3.Cook On Low Setting For 4 Hours.