Cut the chicken tenderloin into bite-sized pieces.
Prepare and chop vegetables such as onion, bell pepper, and broccoli into small pieces.
Prepare tomatoes or tomato sauce.
Boil the pasta noodles and set aside.
Heat olive oil in a pan and stir-fry the chicken tenderloin.
When the chicken is half cooked, add the vegetables and stir-fry together.
Add tomato sauce and simmer until the ingredients are cooked through.
Add the boiled pasta noodles and toss well with the sauce.
Transfer to a bowl to finish.