Egg McMuffin Is 40 Years Old

The Egg McMuffin turned 40 years old this year and accounts for over 25% of McDonalds sales. The original Egg McMuffin solved a key problem in McDonald's business strategy -- How a burger chain could get a share of the breakfast market when the chain was so linked to hamburgers.  Learn more about the Egg McMuffin and what McDonalds is cooking up now for breakfast in The Egg McMuffin Turns 40.