Cut the chicken breast into 1cm cubes.
Drain the corn kernels in a strainer to remove excess moisture.
Finely chop the onion and bell pepper.
Heat olive oil in a pan and stir-fry the chicken breast.
When the chicken is cooked, add the onion, bell pepper, and corn kernels, and stir-fry together.
Season with salt and pepper.
Once all ingredients are evenly cooked, transfer to a plate.