Green Bean, Tomato and Potato Salad

Salad

• 250 gms Green bean cleaned and boiled - at room temperature, 8.5 oz
• 1 tomato sliced, big or 2 medium
• 2 potato boiled, peeled and roughly chopped - at room temperature, medium
• 100 gms tuna drained and crumbled, 3.5 oz
• ¼ red onion thinly sliced

Vinaigrette

• 1.5 tbsp white wine vinegar
• 3 tbsp extra virgin olive oil
• salt to taste