PERi-PERi chicken pilaf

Name: PERi-PERi chicken pilaf
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: Latin American, Asian, Indian, Mexican, American
Ingredients: 1tbsp olive oil; skinless boneless chicken thighs , cut into large chunks; 3tbsp Nando's PERi-PERi sauce; 1 onion , finely chopped; 350g long grain rice; 500ml hot chicken stock; 3 peppers (any colour you like), sliced into strips; 3 large tomatoes roughly chopped; small pack parsley , roughly chopped; 2 red chillies , sliced (optional)