Ingredients
REGULAR BUN-Ingredients: Enriched Flour (Bleached Wheat Flour, Malted Barley Flour, Niacin, Reduced Iron, Thiamin Mononitrate, Riboflavin, Folic Acid), Water, High FructoseCorn Syrup and/or Sugar, Yeast, Soybean Oil and/or Canola Oil, Contains 2% or Less: Salt, Wheat Gluten, Calcium Sulfate, Calcium Carbonate, Ammonium Sulfate,Ammonium Chloride, Dough Conditioners (May Contain One or More of: Sodium Stearoyl Lactylate, DATEM, Ascorbic Acid, Azodicarbonamide, Mono andDiglycerides, Ethoxylated Monoglycerides, Monocalcium Phosphate, Enzymes, Guar Gum, Calcium Peroxide), Sorbic Acid (Preservative), Calcium Propionate and/orSodium Propionate (Preservatives), Soy Lecithin.CONTAINS: WHEAT, SOY LECITHIN., 100% BEEF PATTY-Ingredients: 100% Pure USDA Inspected Beef; No Fillers, No Extenders.Prepared with Grill Seasoning (Salt, Black Pepper)., CARAMELIZED GRILLED ONIONS-Ingredients: Slivered Onions Prepared in Onion Reduction Sauce (Palm, Soybean and/or Cottonseed Oil, Salt, Sugar, Caramelized Sugar, Onion Powder,Maltodextrin, Natural Flavors [Plant Source], Spice)., PASTEURIZED PROCESS WHITE CHEDDAR CHEESE Source : http://nutrition.mcdonalds.com/getnutrition/ingredientslist.pdf