Flat Line
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Flat Line
Cocktail recipe

Rating

3.69 / 5
The Flat Line cocktail is a bold and energizing drink that packs a punch with just two simple ingredients. The drink is made with 15ml of Absinthe, a high-proof herbal ... more The Flat Line cocktail is a bold and energizing drink that packs a punch with just two simple ingredients. The drink is made with 15ml of Absinthe, a high-proof herbal spirit that originated in Switzerland and is known for its strong anise flavor. This is combined with 15ml of energy drink, which adds a burst of sweetness and a boost of caffeine. The combination of these two ingredients creates a unique flavor profile with a balance of intense herbal notes and intense energy. The name "Flat Line" is fitting for this cocktail as it is sure to awaken your senses and give you a jolt of energy, just like the flat line on a heart monitor. This drink is perfect for those looking for a strong and stimulating beverage that will get the party started.
Check out all our FAQ's on this cocktail
Base ingredient
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Absinthe
Alcohol content
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25% | 0.75 units *

Shot glass

Ingredients

oz
ml
cl
Serves:
-
+

Method
How to make a Flat Line

Serves 1 · Takes 3 minutes
Pour both drinks simultaneously into the same shot glass and serve
~ Don’t exceed more than 3-5 shots of this, trust me, you'll be out cold. Enjoy though! ~


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FAQ's

ALCOHOL_CONTENT_COMPARISON

How does the alcohol content of a Flat Line cocktail compare to other common cocktails?

The Flat Line cocktail has an alcohol content of 25%, which is relatively high for its small total volume of 30ml. This places it on the higher end of the spectrum compared to many classic cocktails, which generally range from about 10% to 40% alcohol by volume (ABV). It's especially potent given its shot-size serving, making it stronger than a standard beer (~5% ABV) or wine (~12% ABV) but on par or slightly less than many straight spirits before dilution.

SERVING_SUGGESTIONS

What is the recommended way to serve a Flat Line cocktail?

The Flat Line cocktail should be served cold in a shot glass. Given its intense flavors and high alcohol content, it's typically consumed as a quick shot rather than sipped. To serve it properly, ensure both the absinthe and energy drink are chilled before measuring and pouring them into the shot glass. This cocktail is not shaken or stirred but rather poured directly into the glass, sometimes with the absinthe layered at the bottom and the energy drink on top for visual effect.

INGREDIENT_SPECIFICS

Can you substitute another type of alcohol for absinthe in a Flat Line cocktail?

While the unique flavor profile of absinthe is crucial to the character of a Flat Line cocktail, if necessary, you can experiment with substitutes. Sambuca or Pernod, which also have an anise-flavored base, could be used as alternatives. However, keep in mind that this will alter the cocktail's traditional taste and effect, as absinthe's distinct herbal notes and higher alcohol content are key components of the Flat Line's signature experience.

OCCASION_SUITABILITY

What occasions are suited for serving Flat Line cocktails?

Due to its high energy content and bold taste, the Flat Line cocktail is particularly suited for late-night parties, club events, or as a daring starter at gatherings looking to quickly elevate the mood. Its striking name and presentation make it a conversation starter, ideal for celebrations or even Halloween parties. However, its potency and unique flavor profile might not suit all palates or more formal events.

CUSTOMIZATION_IDEAS

How can I customize a Flat Line cocktail to align more with my taste preferences?

To customize a Flat Line cocktail, consider adjusting the ratios of absinthe to energy drink based on your preference for sweetness versus herbal intensity. Adding a splash of flavored syrup, like grenadine or blue curaçao, can introduce color and sweetness. For a less alcoholic version, decrease the amount of absinthe and increase the energy drink or add a splash of soda water for dilution. Experimenting with different types of energy drinks can also offer variations in flavor and color.

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