Slice each pork chop in half as though to butterfly the meat, leaving the fatty end intact.
Combine bread crumbs and salt in a shallow bowl and set aside.
Beat egg and water in a shallow bowl and set aside.
Place 1 slice of cheese on top of a slice of ham and top with 1 tablespoon of mustard. Stuff inside of pork chop and crimp edges of meat using your fingers.
Dip in egg and coat with bread crumbs. Repeat with remaining ingredients.
Fry each chop for 3-4 minutes until golden brown, flipping over half way. Remove from oil and drain on paper towels.
Bake for 15 minutes or until meat thermometer registers 145 - 160 degrees.
Allow to rest for 3 minutes before serving.
Video
Notes
Tip: Pulse panko bread crumbs in blender to make a finer crumb.