Chef Ruth Graves Wakefield ran out of baker's chocolate, used semi-sweet chocolate chunks. They didn't melt, giving birth to the beloved treat.
Chef George Crum's thick fries displeased a customer in 1853. He sliced them ultra-thin and fried to crisp, creating the first potato chips.
In 1905, Frank Epperson left soda and water mix with a stirring stick outside on a freezing night in San Francisco. Next morning, he found the frozen treat we now call Popsicle.
Kellogg brothers left cooked wheat overnight, found it stale. Instead of discarding, they rolled it out, discovering flakes that inspired corn flakes.
At 1904 St. Louis World's Fair, ice cream vendor ran out of dishes. A neighboring waffle vendor rolled up waffles to serve ice cream, creating the first cones.
Lea and Perrins, two chemists, left tamarind sauce untouched. Months later, it transformed into the tangy, savory sauce we know today.
In ancient China, a cook curdled soy milk by accident while cooking, giving birth to tofu.
Sparkling Champagne: French winemaker accidentally bottled unfinished wine, trapping carbon dioxide and creating the effervescent drink we love today.
Legend says 4th Earl of Sandwich, John Montagu, asked for meat between bread while gambling, giving birth to the sandwich's name.
Accidentally mixed coca leaf extract with soda water, Pharmacist John Pemberton created Coca-Cola - initially a headache and anxiety cure, now a famous soft drink.