Google it. “The perfect cup of coffee” returns about 53,200,000 results. If you do a little research (key word being “little”) you will find out that the trick to a perfectly satisfying cup of joe involves precise water temperature, precise weight of coffee bean, precise grind, and even a precise speed of pour into the filter.
Or you could go with the Navy method.
There are only a few things you need to know about Navy coffee, and most of it involves the cup. You do not wash a Navy coffee cup.
If I were from Paris or maybe Seattle I would say something like, “The remnants of previous samplings in the cup serve to ferment the newly introduced coffee, similar to the way an oak barrel improves the texture and flavor of wine.”
Old coffee in an unclean cup signifies continuity to a Sailor (or Marine) on deployment. You may not be able to embrace your loved ones while you are gone, but at least you can still taste the same coffee you drank the day you left.
Most coffee houses do not have the advantage enjoyed by a ship at sea; namely, they close every once in a while. Ships do not. Naval vessels operate 24 hours a day, every day, which allows coffee pots to sit on the burners indefinitely. There is not a Sailor (or Marine) alive who has not smelled the unmistakeable odor of burning coffee on the mess decks at 4 o’clock in the morning. Coffee shops add nuts or whatever to add flavor. The Navy adds carbon.
So forget the hoitsy-toitsy advice columns about making the perfect cup of coffee. Just remember these simple rules and you will enjoy the perfect cup of coffee.
1. Use real coffee (no foo-foo).
2. Keep the coffee pot on the brewer on as long as the liquid inside can still be poured without using a spoon.
3. Never, ever, not even once clean out the inside of the mug.
4. Make sure you are drinking out of the right cup.