The Egg McMuffin is beloved for its layers of melted cheese and fluffy eggs (which McDonald’s says are sourced 100% cage-free in the U.S.), all stacked inside a toasted and buttered English muffin.

Fifty years ago, McDonald's unveiled a gamechanger to the breakfast food industry, the Egg McMuffin. In honor of egg, cheese and Canadian Bacon all sandwiched between a toasted English muffin ...

Fifty years ago, the McDonald’s Egg McMuffin was introduced and “revolutionized the breakfast game,” according to a McDonald’s press release. National Egg McMuffin Day is on Sunday ...

The Golden Arches are celebrating the golden birthday of its breakfast menu. McDonald's first debuted breakfast in 1975 with the advent of its famed Egg McMuffin and to celebrate the sandwich's ...