Tuna melt | Marine Stewardship Council

Ingredients

• 2 cans MSC certified tuna in oil, drained
• 1/2 red onion, finely chopped
• 1 celery stalk, finely chopped
• 1 cup mayonnaise
• 2 red chillies, de-seeded, finely chopped
• Salt and black pepper- to taste
• 4 large, thick slices of sourdough or high quality fresh bread
• 2 tablespoons butter
• 200g grated cheddar