Allergy Information: a McDonald's Grand McExtreme Bacon Burger contains egg, gluten, milk and wheat. a McDonald's Grand McExtreme Bacon Burger does not contain fish, peanuts, shellfish, soy or tree nuts.*
* Please keep in mind that most fast food restaurants cannot guarantee that any product is free of allergens as they use shared equipment for prepping foods.
McDonald's Grand McExtreme Bacon Burger Ingredients
Quarter Pound 100% Beef Patty* Ingredients: 100% Pure USDA Inspected Beef; No Fillers, No Extenders. Weight Before Cooking 4 oz.
Quarter Pound Bun Ingredients: Enriched Flour (Wheat Flour, Malted Barley Flour, Niacin, Reduced Iron, Thiamine Mononitrate, Riboflavin, Folic Acid), Water, Sugar, Yeast, Soybean Oil, Contains 2% or Less: Sesame Seeds, Salt, Wheat Gluten, Dextrose, Guar Gum, Vinegar, Vegetable Proteins (Pea, Potato, Rice), Sunflower and/or Canola Oil, Maltodextrin, Natural Flavors, May Contain One or More Dough Conditioners (DATEM, Ascorbic Acid, Mono and Diglycerides, Enzymes), Modified Food Starch. Contains: WHEAT.