Salad Niçoise - EAT ME

Ingredients

• 100 g firm cooking potatoes
• 150 g haricots verts
• 2 tomatoes
• 2 hardboiled eggs
• 1 small red onion
• 4 tbsp extra virgin olive oil
• 1 tbsp red wine vinegar
• 1 tsp Dijon mustard
• 1 tin of tuna ( 160 g)
• 2 tbsp black olives -stoned
• 2 tbsp capers
• salt and pepper