Ingredients: BUN: Enriched wheat flour (wheat flour, niacin, reduced iron, thiamin mononitrate, riboflavin, enzyme, folic acid), water, sugar, soybean oil, contains 2% or less of: yeast (yeast, sorbitan monostearate, ascorbic acid), salt, monoglycerides (with ascorbic acid [vitamin c] and citric acid [antioxidants]), calcium propionate (preservative), calcium sulfate, wheat starch, ascorbic acid, enzymes. FULLY COOKED FLAMEBROILED BEEF PATTIES: Beef, water, textured vegetable protein (soy protein concentrate, caramel color), seasoning (hydrolyzed corn protein, dextrose, salt, flavorings), vinegar powder, sodium phosphates, spice. YELLOW AMERICAN IMITATION CHEESE: Water, soybean oil, hydrogenated soybean oil, casein, modified food starch, dairy product solids, maltodextrin, sodium citrate, salt, natural flavor, lactic acid, sorbic acid (preservative), annatto and paprika (color), soy lecithin (anti-sticking agent).

Ingredients: BUN: Enriched wheat flour (wheat flour, niacin, reduced iron, thiamin mononitrate, riboflavin, enzyme, folic acid), water, sugar, soybean oil, contains 2% or less of: yeast (yeast, sorbitan monostearate, ascorbic acid), salt, monoglycerides (with ascorbic acid [vitamin c] and citric acid [antioxidants]), calcium propionate (preservative), calcium sulfate, wheat starch, ascorbic acid, enzymes. FULLY COOKED FLAMEBROILED BEEF PATTIES: Beef, water, textured vegetable protein (soy protein concentrate, caramel color), seasoning (hydrolyzed corn protein, dextrose, salt, flavorings), vinegar powder, sodium phosphates, spice. YELLOW AMERICAN IMITATION CHEESE: Water, soybean oil, hydrogenated soybean oil, casein, modified food starch, dairy product solids, maltodextrin, sodium citrate, salt, natural flavor, lactic acid, sorbic acid (preservative), annatto and paprika (color), soy lecithin (anti-sticking agent).