Place the couscous in a bowl, pour in the water, season with salt, cover and leave to absorb for approx. 5 mins. Separate the couscous with a fork, leave to cool. Blanch the peas in boiling water for approx. 2 mins., drain, rinse with cold water. Add the peas to the couscous along with all the other ingredients up to and including the oil, mix and season.
In a bowl, mix the meat with all the other ingredients up to and including the pepper, knead well until the ingredients have combined to form a compact mass. With wet hands, shape the mixture into 4 rolls, thread onto the skewers, brush with oil.
Cover and grill the koftas over/on a medium heat (approx. 200 °C for approx. 15 mins. all over.
Prepare the flatbreads according to the packet instructions. Plate up the tabbouleh with the koftas. Serve with the flatbread, lemon, yoghurt and mint.