Method

1. For the dressing whisk together the lemon zest and juice, and olive oil.
2. Place the chicken in a bowl and pour the dressing over it.
3. Cover and leave to marinade in the fridge for 10 minutes.
4. Place the couscous in a bowl and pour over the hot stock.
5. Leave for about 10 minutes until the stock has absorbed.
6. Mix in the tomatoes, pine nuts and chicken with the couscous and serve.