Tuna Mornay For Two Recipe

Ingredients For Tuna Mornay For Two Recipe

• 25 gram Lurpak softest spreadable butter, chopped
• 0.5 Brown onion, finely chopped
• 1 stalk Small celery trimmed, finely chopped
• 5.5 tablespoon Plain flour
• 1 cup Milk
• 0.33000000000000007 cup Grated Cheddar Cheese
• 425 gram 1/2 can tuna in springwater, drained, flaked
• 1 Small bread roll
• Olive Oil Cooking Spray
• Baby cos lettuce, to serve