McDonald's changed the recipe for its iconic Egg McMuffins -- here's how they're made
McDonald's fixed customers' top complaint -- and now sales are soaring
Egg McMuffin sales explode with new secret ingredient
McDonald's Is Messing With Your McMuffin, Embracing Butter
Restaurant Profits Rise and Shine With Breakfast Appetites
Would you pay a nickel more for a cage-free Egg McMuffin?