Combine buttermilk and egg. Season with salt and pepper. In another bowl, combine panko, crushed Saltines, and season with salt and pepper. Place flour in a third and season with salt and pepper.
Coat chops in flour. Dip chops in egg mixture and then breadcrumb mixture. Allow to rest while oil heats up.
Pour oil into cast iron until about 1 inch deep. Heat over medium high heat until it reached 350 F.