And the impact is being felt thousands of miles away in the Ivory Coast.
The West African country is a major producer of the key ingredient - cocoa.
Now unsold beans are piling up, with around 100,000 tonnes stranded in the bush.
With prices fixed at a minimum $1.82 per kilo, this farmer is afraid buyers simply won't be interested.
I'm scared that my cocoa will remain on my hands, he says.
The bottleneck follows a request from chocolate buyers in Europe and the U.S. for a delay in deliveries.
Companies including Mars, Hershey and Barry Callebaut all buy from the Ivory Coast.