Roast salmon salad

INGREDIENTS

• 4 x 200 g salmon fillets, from
• , ask your fishmonger
• olive oil
• juice and zest of 2 lemons
• sea salt
• freshly ground black pepper
• 1 clove garlic, peeled
• 250 ml fat-free natural yoghurt
• 1 pinch cayenne pepper
• 450 g new potatoes, boiled and left to cool
• 150 g green beans, cooked and left to cool
• 1 bunch watercress
• 1 sprig fresh mint
• 1 sprig fresh basil