Flavor is the most important constituent in chocolate and cocoa-based products where its precursors are developed mainly during fermentation of the bean. Research has demonstrated that unfermented cocoa bean does not develop any chocolate flavor when roasted and is excessively astringent due to its high polyphenol and limited quantity aroma precursors. On the other hand, recently cocoa polyphenols have received much attention owing to their antioxidant property and possible beneficial implication in human health. A contraction situation where the expectation on the advantageous will be...