Kahlúa Sour
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Kahlúa Sour
Cocktail recipe

Rating

4.6 / 5
The Kahlúa Sour is a unique twist on the classic sour cocktail that combines the rich, deep flavors of coffee liqueur with the bright, tangy notes of lemon juice. Highlighting the contrast between the sweet and bitter profiles of coffee and citrus, this cocktail offers a delightful balance with the addition of sugar syrup smoothing out the edges. Designed to be served in a whisky glass, its visually inviting presentation is often complemented by a slice of lemon, creating an aromatic garnish that enhances the overall sensory experience. The Kahlúa Sour is a versatile drink that suits a range of occasions, from a relaxed evening at home to more spirited social gatherings.
Check out all our FAQ's on this cocktail

Microbadges

15 key ingredients
Cocktail Of The Day
Base ingredient
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Coffee liqueur
Calories
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246 calories
Garnish
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Lemon
Alcohol content
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11.43% | 1.2 units *

Whisky glass

Ingredients

oz
ml
cl
Serves:
-
+
cocktail colin avatar

Cocktail Colin says:

5/5

Kahlúa Sour cleverly combines the rich depth of coffee liqueur with the bright acidity of lemon juice, tempered by a touch of sugar syrup. Ideal for those who enjoy a cocktail that's both robust and refreshing, with a sophisticated sour edge.

Method
How to make a Kahlúa Sour

Serves 1 · Takes 3 minutes
Pour all ingredients into a shaker with ice
Shake well then strain into chilled rocks glass
Garnish with a lemon slice and serve

Power tips
Elevate the Kahlúa Sour with these master mixologist tips

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Use fresh lemon juice instead of bottled to achieve the brightest and most vibrant citrus flavor in your Kahlúa Sour.
Consider using a rich simple syrup (2:1 sugar to water ratio) to add a fuller, richer sweetness that balances well with the tartness of the lemon and the coffee notes of the Kahlúa.
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Learn more about some of the mixology terms used in this cocktail

·  Shake  ·  Strain  ·  Garnish  · 

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FAQ's

Preparation techniques icon

How do I achieve the perfect texture for the Kahlúa Sour?

To achieve the perfect texture for the Kahlúa Sour, ensure that you shake the ingredients vigorously with ice for about 10-15 seconds. This not only chills the cocktail but also introduces air into it, giving it a slightly frothy texture.

Serving suggestions icon

What is the best way to serve a Kahlúa Sour?

The best way to serve a Kahlúa Sour is in a whisky glass, as suggested. For an elevated presentation, you might chill the glass in advance. Serve the cocktail immediately after shaking, garnished with a slice of lemon or a lemon twist for an added touch of elegance.

Ingredient substitutions icon

Can I use a different type of liqueur if I don't have coffee liqueur for the Kahlúa Sour?

While coffee liqueur is essential for the signature flavor of the Kahlúa Sour, in a pinch, you can substitute it with another coffee-flavored liqueur or make a homemade version using espresso, vodka, and simple syrup. Note, though, that the taste will vary depending on the substitute used.

Garnishing tips icon

What are some creative ways to garnish a Kahlúa Sour?

Beyond the classic lemon slice or twist, consider garnishing your Kahlúa Sour with a few coffee beans for an aromatic touch or a thin strip of orange peel for a bit of citrus fragrance. A sprinkle of grated nutmeg or cinnamon can also add a warm, spicy aroma that complements the coffee flavor.

Alcohol content comparison icon

How does the alcohol content in a Kahlúa Sour compare to other classic cocktails?

With an alcohol content of 11.43%, the Kahlúa Sour falls into the moderately strong category of cocktails. It is less potent than cocktails like the Old Fashioned or Martini, which typically have higher alcohol content due to their base of straight spirits, but stronger than light, fruity cocktails or spritzes.

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