Exploring What Does a McChicken Have Inside of It?
                                
                                
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                                    3 min read                                
                            
                                According to McDonald's official nutritional information, a classic McChicken sandwich in the U.S. contains a breaded chicken patty, shredded iceberg lettuce, and a creamy mayonnaise-style sauce, all served on a regular bun. This simple assembly creates a distinct and popular menu item.