Experts have been puzzling over Coca-Cola’s closely guarded blend of flavors for years. But the folks at This American Life have stumbled upon a 1979 Atlanta Journal-Constitution article that revealed the soft drink’s original, 1886 recipe. The formula goes something like this: coca extract, citric acid, lime juice, vanilla, caramel, caffeine, sugar, water — and “7x.” Which sounds scary, but don’t worry: it’s not rocket fuel or baby spit. It’s actually a fairly tame concoction featuring many items you may keep in your home spice cabinet: orange oil, alcohol, nutmeg oil, lemon oil, coriander, neroli, and cinnamon. Now, let the homemade Coke copies begin. [via Salon]