The cost of cocoa - the key ingredient for making chocolate - has reached an all-time high. In fact, the price has roughly doubled over the past year. The soaring cocoa prices are squeezing major chocolate makers and filtering through to consumers who are paying more for their sweet treats.

Nkechi Ogbonna, the BBC’s Senior West Africa Business Correspondent, explains how climate change, irregular rainfall and crop infestations are contributing to the price hike.

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