You can barely open your eyes when the wafting aroma hits you from the coffee maker. The brain now knows what it craves to jump-start another day. Approximately 850 volatile compounds have been associated with the flavor of coffee, but only a small proportion of these (approximately 40 volatile compounds) are known to be the main contributors to this eye-opening aroma.
So what flavors can you smell in coffee? The most prevalent are jasmine, red fruit, berries, nuts, oranges, flowers, chocolate, caramel and vanilla. The level at which each occurs varies by bean origin and blend composition.
Wake up and smell the carbonyl:
Who cares why it smells so good in the morning? Just appreciate it. The smell is better than the taste but the taste of good coffee is to be enjoyed. Coffee for me any morning.