Two-thirds of the world's cocoa was produced in the African continent. But with drought, soil depletion, the resulting decrease in yields, farmers fleeing from abusive working conditions, cocoa prices went up sharply around the world. Pralines and other confectionery are now produced from tomatoes, dandelion, burdock and sweet kinds of vegetables. Real chocolate bars and candies are an expensive rarity on par with caviar and truffles.
Similar reasons cause an incredibly high cost of coffee, The most popular types are disappearing. Their growing area is right in the firing line of global warming. Peanuts and peanut butter are on the culinary ‘endangered’ list.