Chicken in balsamic vinegar

Ingredients (serves 6): 4 skinless boneless chicken breasts Salt and freshly ground black pepper 200ml white wine 4 tbsp balsamic vinegar 200ml olive oil 2 tbsp fresh chopped basil or tarragon Zest of 1 lemon 4 tbsp raisins, soaked in boiling water for 10 mins and drained Rocket, to serve Watercress, to serve 1 lemon,…