Help-yourself tuna rice salad - Good Food Middle East

Ingredients

• approx 900g/2lb cold cooked rice (about 400g/14oz uncooked rice)
• 400g tuna in springwater
• 200g frozen petits pois, defrosted under the hot tap
• 2 red peppers, peeled with a potato peeler, deseeded and diced
• 3 tomatoes, chopped into small chunks
• 5 spring onions, finely sliced
• bunch flat-leaf parsley, chopped
• large handful stoned green olives, roughly chopped (optional)
• 4 tbsp mayonnaise
• juice 1 lemon
• 2 tbsp extra-virgin olive oil