Cheesy ham griller

2 slices rye bread
2 KRAFT Singles
3 slices OSCAR MAYER Smoked Ham
butter or margarine, softened
GREY POUPON Dijon Mustard (optional)

1.Layer 1 bread slice with 1 Singles, ham, second Singles and remaining bread slice.
2.Spread outside of sandwich with butter. Cook in skillet on medium heat until lightly browned on both sides. Serve with mustard.