Nicoise Salad with tuna - Monash Fodmap

Ingredients

• Green beans halved lengthways
• 1 boiled potato, chopped
• 1 cup butter lettuce, leaves shredded
• 3 cherry tomatoes
• Tbsp black/green pitted olives, halved
• 1 anchovy fillet (marinated in oil and salt only), drained and chopped
• 1 can tuna in oil
• ½ tsp mustard
• Rice wine vinegar
• 1 hard-boiled egg, halved