How to Make Passion Coffee: A Flaming Lemon Rum Drink

If you’ve ever watched a bartender set fire to a lemon slice over coffee and wondered how it’s done — or whether you can pull it off at home — this guide breaks down the classic ‘Passion Coffee’ step by step. It’s not just theatre: the interplay of hot espresso, citrus, and alcohol creates a striking drink with real technique behind the flames.

To make Passion Coffee, fill a cup 80% with hot espresso (like Mandheling Brazil or Italian-style), float a thin lemon slice on top, carefully pour 20ml of white rum over the lemon, then ignite it for 5–10 seconds before extinguishing. That’s the whole trick — but getting it right means understanding each part.

What Is Passion Coffee?

Passion Coffee is a flambeed cocktail-style coffee made with a base of hot espresso, a floating lemon slice, and ignited white rum. The drink is visually striking, with the lemon slice catching fire briefly thanks to the alcohol. It combines bitterness from espresso, acidity from lemon, and warmth from rum for a dramatic presentation and bold flavour.

Why Add Fire to Coffee?

The flaming step isn’t just for show. Lighting the rum over the lemon releases aromatic esters and slightly caramelises the citrus oils, enhancing the drink’s sensory impact. More importantly, it’s a controlled way to integrate alcohol without dilution — the flame burns off some of the rum’s alcohol content while leaving its flavour behind. This technique turns a simple coffee into a theatrical dessert-like drink, ideal for impressing guests or experimenting with flavour layers.

The Role of Coffee Choice

While the original recipe calls for either ‘’ (Mandheling Brazil blend) or a standard Italian espresso, the coffee’s role is foundational. It needs enough body and roast-driven sweetness to balance the tart lemon and boozy rum. A darker, fuller-bodied espresso works best here. The Mandheling Brazil blend referenced is a mixed roast profile combining Indonesian and Brazilian beans for low acidity and rich chocolate notes — an ideal backdrop for flambeed drama.

How to Make Passion Coffee – Step by Step

Here’s the exact method used in the original recipe, with key measurements preserved:

• Start with a heatproof coffee cup.
• Pour in hot espresso (80% full). Use an Italian-style or Mandheling Brazil blend. Ideal serving temperature is near 85°C.
• Gently place a single thin lemon slice on top of the coffee. It will float naturally.
• Slowly pour 20 millilitres of white rum over the lemon slice.
• Using a long lighter or match, carefully ignite the rum. Let it burn for 5–10 seconds.
• Extinguish the flame by placing a cup coaster or lid over the cup.
• Use tongs to remove the lemon slice before drinking.

Flame Safety Tips

Never perform this trick near flammable surfaces or without a fire-safe container underneath. Always have a heat-resistant cup coaster or lid ready to smother the flame. Ensure the rum is poured slowly and only over the lemon — never directly onto the coffee or into the cup. Use only 80-proof (40% ABV) white rum or higher for reliable ignition. Never leave the flame unattended.

Can You Use Other Coffees or Liquors?

You can substitute the base espresso with any strong dark roast or espresso blend. The original mentions Mandheling Brazil or ‘Italian-style’ espresso, both of which imply a bold, balanced profile. For the alcohol, stick to clear high-proof rum. Avoid dark rum or whiskies, which may burn too hot or leave soot. Substituting the lemon for orange is possible but changes the flavour profile significantly.

Frequently Asked Questions

What kind of coffee is best for Passion Coffee?

The original recipe suggests using a Mandheling Brazil blend or a classic Italian espresso. Both are dark-roasted, full-bodied coffees with low acidity and rich, chocolatey notes. These profiles stand up to the strong flavours of lemon and rum without becoming overly bitter or washed out.

How much rum should I use for the flame?

Use exactly 20 millilitres (about 1.5 tablespoons) of white rum. This is the tested amount for a visible, safe flame that lasts around 5–10 seconds. Too little rum may not ignite; too much could cause flare-ups or overflow.

How long should I let the rum burn?

Let the alcohol burn for 5 to 10 seconds. This is enough time to flame off some alcohol and develop aroma without burning off all the rum’s flavour or risking a larger fire. Always extinguish the flame with a lid or coaster as soon as the flames die down.

Is it safe to do this at home?

Yes, but only with proper precautions. Use a sturdy heatproof cup, work on a non-flammable surface, and have a heat-resistant coaster or lid ready to extinguish the flame. Keep flammable objects away, and never pour rum directly into the coffee or onto the cup’s rim.

Can I make this without lighting the rum?

Yes, you can skip the flame for a non-alcoholic or safer version. Simply float the lemon slice on espresso and drizzle the rum on top without igniting it. You’ll lose the theatrics but retain much of the flavour contrast.

Recommended FrontStreet Beans for Passion Coffee

For your Passion Coffee, try FrontStreet Coffee’s PWN Golden Mandheling — a deep-roasted Indonesian single origin with heavy body, low acidity, and notes of black chocolate, herbs, and light earthiness. Alternatively, their Brazil Queen Manor offers balanced nutty and cacao tones with subtle caramel sweetness, ideal for a smoother base. Both roast profiles complement the lemon and rum well. Freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.