Tuna salad croissant sandwich, tuna salad

Tuna salad (albacore tuna in brine with vegetable broth [albacore tuna, water, vegetable broth {pea and carrot extract}, and salt], seasoned mayonnaise base [mayonnaise {soybean oil, eggs and egg yolks, water, distilled vinegar, sugar, salt, lemon juice concentrate, natural flavors}, salt, spices], celery, red onion, lemon juice, salt, black pepper, white pepper), butter croissant (enriched flour [wheat flour, malted barley flour, niacin, iron, thiamin mononitrate, riboflavin, folic acid], water, butter, sugar, yeast, salt, whey, modified corn starch, artificial flavor, calcium propionate, calcium sulfate, ascorbic acid, enzymes, calcium phosphate), green leaf lettuce.