A problem with the roasting machine or process, resulting in off flavors in the cup: Roast defects indicate a problem with the roasting machine or process, resulting in off flavors in the cup. These are distinct from flavor defects that are a result of green coffeeGreen coffee refers to the processed seed of the coffee tree fruit. Coffee is a flowering shrub that produces fruit. The seeds of the fruit are processed, roasted,... processingThe removal of the cherry and parchment from the coffee seed.: Coffee is either wet-processed (also called washed or wet-milled) or dry-processed (also called wild, natural or natural..., or other factors from the plant itself. While roasting cannot make bad coffee good, it can easily make good coffee bad! Roast defects are sometimes characterized by a lack of sweetnessSweetness is an important positive quality in fine coffees, and is one of five basic tastes: Sour, Sweet, Salty, Bitter, Savory (Umami). In coffee, sweetness is a highly..., whether that be caramelCaramel is a desirable form of sweetness found in the flavor and aroma of coffee, and is an extension of roast taste. Extremely light or dark coffees will..., sugar, chocolateA general flavor or aroma term reminiscent of chocolate. But what type? Usually described with more specifics.: Chocolate is a broad, general flavor or aroma term reminiscent of..., syrup, etc.