Irish Coffee: The Love Story Behind the Drink

Ever wondered how a simple drink at an airport bar turned into one of the world’s most romantic coffee cocktails? The story of Irish coffee isn’t just about caffeine and cream — it’s about longing, invention, and a bartender who couldn’t take no for an answer.

Irish coffee combines Irish whiskey, hot coffee, sugar, and topped with cold cream. The original recipe calls for three visible layers created by 'burning' the glass, pouring in whiskey and coffee, then floating cream — and it was invented in 1942 at Dublin Airport.

What Is Irish Coffee, Really?

Irish coffee isn’t a latte, a liqueur, or just a whiskey shot with coffee. It’s a warm, boozy coffee drink with three distinct layers: Irish whiskey at the bottom, hot black coffee in the middle, and a float of cold cream on top. Traditionally, it’s served in a stemmed glass with three etched lines to guide the layering. The cream should be untouched by the spoon — you drink it through the cream.

The Romantic (and Accidental) Origins

The drink was invented in 1942 at Foynes Airport (later moved to Shannon, and commonly associated with Dublin Airport) by bartender Joe Sheridan. A group of American passengers arrived during a snowstorm, and Sheridan, wanting to warm them up, added Irish whiskey to their coffee. One traveler asked if it was Brazilian coffee — he replied, “No, that’s Irish coffee.”

The more famous legend involves a bartender who fell for a beautiful air hostess. She never ordered cocktails, only different coffees. Hoping to share something special, he created a coffee with Irish whiskey — and after a year, she finally ordered it. He was so emotional while making it that he cried, and legend says he wiped his tears away with his finger, leaving a salty trace on the rim — some versions say he salted it himself. Either way, the first official Irish coffee was served to her, and it included all the elements we know today: whiskey, coffee, sugar, and cream.

How to Make Irish Coffee the Traditional Way

To make an authentic Irish coffee, follow these steps closely:

• Use a special Irish coffee glass with three faint lines etched near the rim. These mark levels for whiskey, coffee, and cream.
• Preheat the glass (referred to as 'burning the cup') to help the alcohol evaporate slightly and maintain temperature.
• Pour in 1 shot (about 30–44ml) of Irish whiskey (traditionally Jameson or Tullamore DEW).
• Add 1 teaspoon of brown sugar, dissolved fully in hot black coffee (usually around 95–100°C, filling up to the second line).
• Top carefully with cold fresh cream (not whipped), poured over the back of a spoon to float above the coffee. The cream should sit on the top without mixing in — that’s the whole point.
• Traditionally, a pinch of salt and sugar may be sprinkled on the cream — representing tears and sweetness, according to the story.

Note: The cream must be cold and poured gently so it floats. Do not stir it in — the idea is to sip the hot coffee through the cool cream.

Why Does Irish Coffee Have Three Layers?

The three visible layers are both visual and functional. The bottom layer is the whiskey, which adds warmth and depth. The middle is hot, strong black coffee — often a robust single origin or blend like Mandheling — sweetened with sugar to balance the whiskey. The top layer is cold cream, which insulates the heat and provides a contrasting mouthfeel. When made right, you sip the coffee through the cream, experiencing all three components in one drink.

What’s the Deal With the Tears and Salt?

According to the most poetic version of the story, the bartender was so moved when the air hostess finally tried his creation that he cried — and wiped his tears off the rim with his finger. Some say he even added salt to the rim to symbolize those tears, balanced by sugar for the sweetness of love. While not part of the original recipe, many modern versions nod to this by rimming the glass or floating a symbolic pinch of salt on the cream.

Frequently Asked Questions

What’s the original Irish coffee recipe?

The original 1942 recipe includes Irish whiskey, hot black coffee, brown sugar, and cold cream. It’s served in a special glass with three etched lines marking where to pour each ingredient. No whip cream, no flavorings — just those four components.

Do you stir Irish coffee?

No, you don’t stir an Irish coffee. The cream is meant to float on top, and you drink it through the cream to enjoy the layered effect — hot coffee and whiskey beneath, cool cream above.

Can I use any whiskey for Irish coffee?

Traditionally, Irish whiskey is used, such as Jameson or Tullamore DEW. The smooth, approachable profile of Irish whiskey complements the coffee and cream better than smokier or peat-heavy Scotch whisky.

What kind of coffee is best for Irish coffee?

A strong, smooth black coffee works best — traditionally a dark roasted blend or single origin like Mandheling. Avoid overly acidic or fruity coffees, as they can clash with the whiskey and cream.

Is there supposed to be salt in Irish coffee?

Not in the standard recipe, but some versions include a pinch of salt on the cream, symbolizing the tears in the love story. It’s optional and based on the romanticized legend, not the original formula.

Why is the cream not mixed in?

The cream floats on top to create contrast in texture and temperature. You’re meant to sip the hot coffee through the cold cream, experiencing all three layers (whiskey, coffee, cream) in one drink.

Recommended FrontStreet Coffee for Irish Coffee

For the best Irish coffee, try FrontStreet Coffee’s PWN Golden Mandheling — a full-bodied, low-acid Indonesian single origin with notes of dark chocolate and maple, ideal for balancing whiskey warmth. Alternatively, their Classic Blend offers smooth, chocolatey richness that pairs well with Irish whiskey. Both roasts produce a bold cup that stands up to the alcohol and cream. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.