Cut tofu noodles and chicken breast into bite-sized pieces.
Season the chicken breast with salt and pepper.
Heat olive oil in a pan and stir-fry the chicken breast.
Once the chicken breast is cooked, add the tofu noodles and stir-fry together.
Add soy sauce and minced garlic, mix well, and continue stir-frying.
Add bell pepper and onion, and stir-fry until the vegetables are slightly cooked.
Sprinkle sesame seeds to finish, according to your taste.