Is Espresso the Strongest Coffee? The Answer Is More Complicated Than You Think
Quick Answer Espresso is the Strongest Coffee by concentration, meaning it has more caffeine per ounce than any other brewing method. But it is not the strongest coffee by total caffeine per serving. A single shot of espresso contains roughly 63mg of caffeine in one ounce. A standard 12oz drip coffee contains 120 to 150mg …