While many desserts date back centuries, the chocolate chip cookie is surprisingly young, as it was invented just 88 years ago. Despite its relative youth, the beloved treat has earned its own holiday, National Chocolate Chip Cookie Day, observed on Aug. 4.
The day honors the accidental creation of America’s favorite cookie and the legacy of its inventor, chef Ruth Graves Wakefield. After running out of baker’s chocolate at the Toll House Inn in Whitman, Mass., in 1938, Wakefield improvised by adding chopped Nestlé semisweet chocolate bars to her cookie dough. Instead of melting, the chunks held their shape. She dubbed the treat the Toll House Chocolate Crunch Cookie.
Wakefield’s innovation quickly became a sensation. Nestlé later struck a deal with her to print the recipe on its packaging, helping the cookie spread nationwide — and eventually worldwide. In 1997, Massachusetts even named the chocolate chip cookie its official state cookie.
The dessert has inspired plenty of fun trivia over the years. The largest chocolate chip cookie ever made, by the Immaculate Baking Company in 2003, weighed more than 40,000 pounds. The average American eats roughly 200 cookies a year, and surveys consistently rank chocolate chip as the nation’s favorite variety. Even astronauts have gotten in on the tradition: Chocolate chip cookies were the first baked in space during a 2019 experiment aboard the International Space Station.
Whether made in your kitchen or hundreds of miles above Earth, the classic cookie remains proof that some of the best inventions happen by accident.