From delicious sauces to perfectly glazed doughnuts, some of the world’s best-loved food and drink products owe their success to one thing: a recipe no one else can replicate. These iconic formulas have earned their creators a fortune, built global empires and, in some cases, are so fiercely protected they’re kept in vaults or split between executives.

Click or scroll through our gallery to feast your eyes on the world's most lucrative secret-recipe products, counting down to the most coveted (and copied) recipe of all.

All dollar amounts are USD, unless otherwise stated.

Billion-dollar recipes the world can't live without