Mix the harissa paste, spices, lemon juice and zests in a mixing ball. Add the chicken pieces and massage them, until well covered.
Cover the bowl and rest in the fridge for minimum 30 minutes.
Meanwhile soak some wooden skewers in warm if you’re using wooden ones).
Take the chicken out of the fridge. Season with salt and pepper.
Heat your BBQ or grill.
Cut the pepper into bite-sized chunks.
Thread the chicken and veggies onto the skewers.
Cook the skewers over medium flame, until lightly charred and the chicken is cooked through.