What Is a Red Eye Coffee

A red eye is a cup of drip coffee with a shot of espresso added. It is not complicated. It is not refined. It is not trying to be beautiful. It is trying to wake you up, and it is very good at its job.

The name comes from the red-eye flight, the overnight trip that lands at dawn and leaves you needing more caffeine than any single preparation can deliver. Drip coffee has volume. espresso has concentration. The red eye combines both, producing a large cup with approximately 200 to 300 milligrams of caffeine depending on the size and the shot count.

The Variations

A red eye is one shot in drip coffee. A black eye is two shots. A dead eye is three. The names vary by region. The terminology is not standardized. What matters is the ratio. One shot in a 12 ounce drip coffee is functional and drinkable. Two shots starts to taste more like a strong americano with body. Three shots is a decision you should make with your eyes open.

When to Order One

Order a red eye when you need maximum caffeine in a standard-size cup. When you are at an airport and the drip coffee is not enough. When you want something large and warm and powerful without dealing with milk or sweetness or ceremony. It is the most honest drink on any cafe menu. It does not pretend to be anything other than what it is: a lot of caffeine in a cup. Most shops will make one even if it is not listed. Ask for a drip with a shot. They will not judge you.

Keep reading: What Is an Americano, What Is Espresso, Pour Over vs. Espresso vs. Cold Brew.