Chicken wraps

4 skinless chicken fillets
4 tbsp lemon juice
2 tbsp olive oil
1 tbsp chopped fresh oregano
1 garlic clove,crushed
200g pot tzatziki dip
1 pack tortilla wraps
100g rocket

Cut the chicken into strips.Put the lemon juice,olive oil,oregano and garlic in a dish and mix.Add the chicken and coat.Chill in the fridge for 30 min,stirring well after 15 min.Remove the chicken form the marinade.Cook in a griddle/bbq until cooked through,turning occasionally.Set aside for 5 min.Warm the wraps and place the chicken,rocket and tzatziki in and serve.