She Ran Out of an Ingredient. Then She Invented America's Favorite Cookie.
The chocolate chip cookie didn't come from a test kitchen or a food laboratory — it came from a moment of improvisation in a small Massachusetts inn in the 1930s. Ruth Wakefield's happy accident became one of the most replicated recipes in American history, and the quiet deal she struck with a chocolate company put her name on millions of bags for decades. This is the story behind the cookie everyone knows but almost nobody can place.