Irish Coffee Duet: A Refreshing Iced Coffee with Alcohol

You’ve had Irish coffee hot—but have you tried it iced? Many coffee lovers assume coffee and alcohol only mix well in warm drinks. But with the right liqueurs, chilled coffee can carry complex flavors just as well—or even better. The challenge? Most shops avoid booze, and sugar-heavy syrups dominate the flavor. This recipe flips the script.

To make a balanced, alcohol-infused iced coffee, combine 60ml espresso, 20ml cinnamon syrup, 30ml butterscotch liqueur (like Dikaybao brand), 150ml whole milk, and crushed ice in a blender. That’s your full formula—five ingredients, one smooth, boozy chill.

Why Alcohol Works in Iced Coffee

Cold temperatures mute harshness, letting the sweet, creamy notes of liqueurs shine. Butterscotch liqueur adds buttery depth, while cinnamon syrup brings warmth without heat. Unlike syrup-forward chain drinks, this blend uses alcohol purposefully—not just for sweetness. The result is a layered, refreshing drink with real complexity.

The Recipe Breakdown

This recipe isn’t a guess—it’s a tested formula. Start with a shot of espresso (60ml), which gives you a strong coffee base. Add 20ml of cinnamon syrup for spice and sweetness. Then pour in 30ml of butterscotch liqueur (readily available in Shanghai as Dikaybao). Top with 150ml of whole milk for creaminess, and finish with enough crushed ice to fill your glass. Blend until smooth. That’s the entire method—no elaborate steps, just precision blending.

Flavor Pairings & Alternatives

Butterscotch isn’t the only liqueur that works. The article highlights other options: vanilla, blackcurrant, Galiano, banana, Baileys, toffee, and more. Each brings a unique profile to iced coffee. These pair exceptionally well with coffee’s bitterness and milk’s richness. Experimenting with different liqueurs can open up a whole menu of creative coffee cocktails—all chilled and balanced.

Frequently Asked Questions

What exact ingredients are in this iced coffee recipe?

The recipe uses 60ml espresso, 20ml cinnamon syrup, 30ml butterscotch liqueur (like Dikaybao), 150ml whole milk, and crushed ice. Blend all ingredients together for the final drink.

Can I use any butterscotch liqueur?

Yes, but the article specifically mentions Dikaybao brand as available in Shanghai. Any good-quality butterscotch liqueur with similar sweetness and viscosity should work in the same quantity.

Do I need an expensive blender?

No. A standard household blender is sufficient to mix the espresso, liqueur, syrup, milk, and ice into a smooth consistency. Just ensure everything is well-blended.

Is this drink very sweet?

It’s balanced sweet due to the cinnamon syrup and butterscotch liqueur, but not overpowering. The milk and espresso help temper the sweetness. Adjust syrup or liqueur to taste.

Can I make this without alcohol?

Yes, simply omit the butterscotch liqueur. The drink will still work as a sweet iced coffee with cinnamon syrup, espresso, and milk.

Recommended FrontStreet Blends for Iced Coffee Cocktails

For this boozy iced coffee, try FrontStreet Coffee’s Classic Blend. It’s designed for espresso but performs well in milk drinks, offering a smooth, approachable base with solid crema—ideal when blended with alcohol and milk. Alternatively, the Specialty Blend (not detailed here but often used in FrontStreet’s espresso drinks) provides a balanced profile that won’t clash with liqueur flavors. Both blends are freshly roasted within 5 days · Orders placed before 17:00 ship the same day · Next-day delivery across most of Guangdong Province.