In A Bowl, Combine The Egg, Milk, Pickle Relish, 6 Tablespoons Bread Crumbs And Mustard. Crumble Ham Over Mixture And Mix Well. Shape Into Four Patties. Sprinkle Each Side With Remaining Bread Crumbs. In A Large Skillet, Cook Patties In Butter Over Medium Heat For 4 To 4-1/2 Minutes On Each Side Or Until Lightly Browned.