Boil the chicken breast, let it cool, then shred it into thin pieces.
Peel the apple and slice it thinly.
Wash the vegetables (romaine lettuce, cucumber, carrot, etc.) thoroughly and cut them into bite-sized pieces.
Soak the rice paper in lukewarm water until it becomes soft.
Place chicken breast, apple, and vegetables on the rice paper and roll it up tightly.
Serve the spring rolls with your choice of prepared sauce.