Thinly slice cabbage, onion, and carrot.
Cut chicken breast into bite-sized pieces.
Cut whole wheat bread in half to prepare.
Heat olive oil in a pan and stir-fry the chicken breast.
Add the sliced vegetables and stir-fry together. Season with salt and pepper.
Add low-sodium jjamppong sauce to the stir-fried mixture and mix well.
Place the stir-fried mixture on whole wheat bread to finish.