Slice chicken breasts into thin cutlets and pound to ¼ inch thickness. Season with salt and pepper.
Set up three bowls with flour, beaten eggs, and seasoned breadcrumbs.
Dredge chicken in flour, dip in egg, and coat fully with breadcrumbs.
Heat oil in skillet over medium-high. Cook chicken 4–5 minutes per side until golden and cooked through.
Mix mayonnaise, Dijon mustard, honey, and lemon juice for sauce.
Butter and toast ciabatta rolls until golden.
Assemble: spread sauce, add ham, chicken, and Swiss cheese. Broil briefly to melt.
Serve warm and enjoy while crispy.