Heat a cast iron pan.
Sprinkle peri peri seasoning over chicken. Place this in the cast iron pan and cook for 2 to 3 mins on each side.
Now add in onions, garlic and bell peppers. Add little water.
Place this in a 180 degree C preheated oven for 15 mins.
When the chicken is cooking. Heat oil in a sauce pan, add couscous and toast it for 2 to 3 mins.
Now take it off the heat. Add salt and hot water. Cover with lid and let it stay for 10 mins.
After 10 mins, fluff up the cous cous.
Serve with the chicken.