Cut the chicken tenderloin into bite-sized pieces.
Slice the onion thinly.
Heat olive oil in a pan and stir-fry the chicken tenderloin.
When the chicken is partially cooked, add the onion and stir-fry together.
Beat the eggs in a bowl and add a pinch of salt.
Pour the egg mixture over the ingredients, cover, and cook until moist.
Serve the stir-fried ingredients and eggs over rice to finish.