01 -
Season the grilled chicken breasts with salt and pepper. If they are not already grilled, cook them on a grill or stovetop until fully cooked and golden brown.
02 -
Slice the grilled chicken breasts in half horizontally to create thinner pieces. Spread Dijon mustard on the inside of each sandwich roll.
03 -
Place a piece of grilled chicken on the bottom half of each roll. Top with a slice of ham and a slice of Swiss cheese. If desired, add additional layers for extra flavor.
04 -
Close the sandwich and place it on a grill or in a skillet over medium heat. Press down gently with a spatula to help melt the cheese. Cook for about 3-4 minutes on each side, or until the cheese is melted and the bread is toasted.
05 -
Once the sandwich is toasted to perfection, remove it from the heat. Add lettuce leaves and tomato slices to the sandwich before closing it up.
06 -
Cut the sandwich in half for easier handling and serve immediately while warm.