A Chicken Big Mac from McDonald's contains the following ingredients:
Chicken Big Mac Patty
Ingredients: Boneless skinless chicken breast, Water, Liquid vegetable oil shortening (canola oil, corn oil, hydrogenated soybean oil), Wheat flour, Yellow corn flour, Modified corn starch, Rice starch, Salt, Seasoning (wheat starch, yeast extract, salt, natural flavour), Spices, Baking powder, Sodium aluminum phosphate, Canola oil, Baking soda, Sugars (dextrose), Wheat starch, Corn starch.
Contains: Wheat.
Big Mac Bun
Ingredients: enriched wheat flour, water, sugar, yeast, vegetable oil (canola and/or soy), vegetable protein (pea, potato, faba bean), sunflower oil, corn dextrose, corn starch, corn maltodextrin, sesame seeds, salt, may contain any or all in varying proportions: wheat gluten, potato starch, dough conditioners (DATEM, ascorbic acid, enzymes), natural flavour, corn maltodextrin, corn starch, vinegar.
Contains: Sesame seeds, Wheat.
Lettuce
Ingredients: Shredded iceberg lettuce.
Big Mac Sauce
Ingredients: Soybean oil, Sweet relish (sugars [sugar, glucose-fructose, glucose syrup], cucumber, water, vinegar, salt, xanthan gum, natural flavours, calcium chloride), Water, Vinegar, Liquid egg yolk, Onion powder, Spices (including mustard), Salt, Sugar, Garlic powder, Extractives of Paprika, Propylene glycol alginate, Caramel colour, Hydrolyzed (corn, soy, wheat) proteins.
Contains: Soy, Wheat, Egg, Mustard.
Processed Cheese Slice
Ingredients: Cheese (milk, modified milk ingredients, salt, bacterial culture, calcium chloride, microbial enzyme, lipase, annatto), Modified milk ingredients, Water, Sodium citrate, Salt, Citric acid, Beta-carotene, Paprika, Soy lecithin.
Contains: Soy, Milk.
Pickle Slices
Ingredients: Cucumbers, Water, Distilled vinegar, Salt, Calcium chloride, Potassium sorbate (preservative), Aluminum sulphate, Natural flavour (plant source), Polysorbate 80, Extractives of tumeric (colour).