It's referred to as 'compound chocolate' [1]. It's done because to make paletable chocolate you need to add a greater porportion of cocoa butter than is in coco

It's referred to as 'compound chocolate' [1]. It's done because to make paletable chocolate you need to add a greater porportion of cocoa butter than is in cocoa beans themselves. This makes the cocoa butter more expensive than the cocoa solids/powder. To save money low end chocolate replaces some or all of the cocoa butter with other oils, and uses chemicals to doctor up the chocolate to create something with roughly the same experience. [1] - https://en.wikipedia.org/wiki/Compound_chocolate https://en.wikipedia.org/wiki/Compound_chocolate