Tuna Salad & Greenleaf Lettuce on an Everything Hoagie Roll, Tuna

tuna salad (tuna [yellowfin tuna, water, vegetable broth, salt, mayonnaise [soybean oil, water, distilled vinegar, contains less than 2% of sugar, salt, calcium disodium edta added to protect flavor, dehydrated garlic, dehydrated onion, celery, panko bread crumbs [wheat flour, sugar, yeast, salt, cultured sugar, granulated cane sugr, lemon and pepper seasoning [salt, black pepper, citric acid, onion, sugar, garlic, calcium stearate, silicon dioxide, and calcium silicate, celery seed, lemon oil & fd&c yellow no. 5 lake, roll (enriched wheat flour [wheat flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid, water, dough conditioner [salt, sugar, dextrose, soybean oil, calcium stearoyl lactylate, malt powder {dried corn syrup, barley malt extract, ascorbic acid, potassium iodate, calcium sulfate, wheat starch, contains less than 2% of: yeast, wheat gluten, soybean oil, dehydrated onion, dehydrated garlic, calcium propionate, white distilled vinegar, hydrated distilled monoglyceride water, salt [salt, fully hydrogenated vegetable oil, sorbic acid [sorbic acid, fully hydrogenated soybean oil, green leaf lettuce