Tuna salad croissant

Tuna salad (tuna [yellowfin tuna, water, salt], tuna salad base [lite mayonnaise {water, soybean oil, vinegar, corn starch-modified, egg yolks, sugar, salt, cultured nonfat milk, lactic acid, mustard flour, lemon juice concentrate, xanthan gum, natural flavors, beta-apo-8'-carotenal (for color), calcium disodium edta (to protect flavor)}, mayonnaise {soybean oil, egg yolk, water, distilled vinegar, salt, sugar, lemon juice concentrate, natural flavor, calcium disodium edta (to protect flavor)}, corn cider vinegar, salt, pepper], celery, red onion), croissant (enriched flour [wheat flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid], water, butter with natural flavor [pasteurized cream, natural flavor], high fructose corn syrup, contains less than 2% of each of the following: yeast, salt, whey, calcium propionate preservative, wheat flour enzymes, high oleic canola oil), green leaf lettuce.