Tuna arrabbiata pasta gratin - Good Food Middle East

Ingredients

• 1 tsp olive oil
• 1 red and 1 yellow pepper, deseeded and sliced
• 2 garlic cloves, crushed
• pinch crushed dried chillies
• 2 x 400g cans chopped tomatoes
• 50g mixed pitted olives, whole or roughly chopped (optional)
• pinch caster sugar
• 250g wholemeal pasta shapes
• 2 x 200g cans tuna steak in spring water, drained and flaked
• 25g fresh wholemeal breadcrumbs
• 2 tbsp grated parmesan