Irish Redhead Cocktail

Name: Irish Redhead Cocktail
Prep time: 5 min
Total time: 5 min
Ingredients: 5 Ounces Lemon Lime Soda; 3 Ounces Irish Whiskey; 1 Ounce Grenadine; ½ Ounce Lime Juice; ½ Ounce Lemon Juice; Ice (optional); Lime Slices (optional garnish); Maraschino Cherries (optional garnish)

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This Irish Redhead recipe is a classic cocktail that captures the spirit of Ireland with its beautiful red color and refreshing taste. Ready in just 5 minutes, this vibrant cocktail combines smooth Irish whiskey with lemon lime soda and grenadine to create the perfect balance of flavors that makes it ideal for St. Patrick’s Day celebrations or any time you want a festive drink.

A red cocktail with lime slices in a round glass, bottle in the background.

With simple ingredients that create a stunning visual presentation, this Irish Redhead cocktail is one of those great drinks that looks as impressive as it tastes. The grenadine gives it that signature red hue while the smoothness of Irish whiskey provides the perfect kick to balance the sweet and bubbly elements.

Looking for more Irish-inspired drinks? This Classic Mint Julep brings similar refreshment, and my Homemade Bailey’s Irish Cream is perfect for cozy evenings. For more cocktail recipes, try my Fresh Mango Margarita or browse through my collection of Ultimate List of Rumchata Cocktails.

Table of Contents

Reasons You’ll Love This Recipe

Simple and quick: This delicious cocktail recipe uses just a handful of main ingredients and comes together in minutes, making it perfect for entertaining or enjoying after a long day.
Perfect for celebrations: Whether it’s St. Patrick’s Day or summer barbecues, this vibrant cocktail adds festive flair to any gathering with its beautiful red color and refreshing taste.
No shaking required: Unlike many mixed drinks, this recipe builds directly in the glass, making it easier to preserve the carbonation and achieve that perfect fizzy texture.
Crowd-pleaser: This classic cocktail appeals to both whiskey lovers and those who prefer lighter drinks, making it ideal for parties where you need great drinks that everyone will enjoy.

Red cocktail with lime slice, cherry, and straw in a round glass.

Irish Redhead Cocktail Ingredients

See the recipe card below for a complete list of ingredients and measurements.

Irish whiskey, grenadine syrup, lime juice, lemon-lime soda, and lemon juice.

Irish whiskey – Use 3 oz of Irish whiskey for this recipe. The smooth Irish whiskey is what gives this drink its character and warmth. Any quality Irish whiskey will create that authentic spirit of Ireland flavor.
Lemon lime soda – 5 ounces provides the sweet, bubbly base that makes this such a refreshing mixed drink. This replaces the need for ginger ale or ginger beer found in similar cocktail recipes.
Grenadine – 1 ounce gives this cocktail its signature red color and adds a touch of sweetness that balances the whiskey perfectly.
Lime juice – Fresh lime juice (½ ounce) adds the essential hint of citrus that brightens the entire drink. Always use fresh lime rather than bottled for the best flavor.
Lemon juice – Another ½ ounce of fresh lemon juice complements the lime and enhances the citrus profile without overwhelming the other flavors.
Garnishes – Lime slices and maraschino cherry add visual appeal and extra flavor when squeezed into the drink.

Substitutions and Additions

Different sodas – While lemon lime soda is traditional, you can experiment with club soda plus simple syrup, or even ginger ale for a spicier kick.
Citrus variations – Try blood orange slices as garnish, or add lemon zest for extra aromatics.
Glass choices – Serve in a collins glass, highball glass, or any 12-ounce or larger cocktail glass.
Festive additions – For St. Patrick’s Day, add mint sprigs as garnish or rim the glass with green sugar for extra festive flair.
Different spirits – While Irish whiskey is traditional, bourbon can be substituted for a different flavor profile.

How to Make an Irish Redhead Cocktail (step-by-step directions)

Making a drink by pouring juices and Sprite into a glass.

STEP 1. Start by combining the lemon juice and lime juice in a jigger, then add this citrus mixture to your chilled glass without ice. The fresh fruit provides the perfect foundation for this vibrant cocktail. (Photos 1, 2 & 3)

STEP 2. Add the grenadine and Irish whiskey to the glass, then stir lightly with a cocktail spoon to combine these ingredients. This creates the base flavor profile before adding the carbonated element. (Photos 4 & 5)

Red cocktail in a glass, garnished with lime and cherry.

STEP 3. Pour the lemon lime soda slowly over the top of the cocktail to maintain maximum carbonation. Top with ice cubes, a maraschino cherry, and a lime wedge if desired. Serve immediately and enjoy this classic cocktail! (Photo 6)

A red cocktail with a lime slice in a glass, surrounded by lime wedges.

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Recipe Tips

Chill your glassware ahead of time by placing your collins glass or highball glass in the freezer for 10 minutes before serving.
Fresh citrus matters – always use fresh lime juice and lemon juice for the best perfect balance of flavors in your mixed drink.
Build in order – add ingredients in the specified sequence to achieve the proper layering and flavor distribution.
Serve immediately – this delicious cocktail recipe is best enjoyed right away while the carbonation is at its peak.
Garnish options include lemon slices, blood orange slices, and mint sprigs for different flavor profiles and presentations.

Storing Tips

Storage: This Irish Redhead cocktail is best enjoyed immediately while the carbonation is fresh and the ice cubes keep it properly chilled.
Refrigerator: The citrus and whiskey portions can be mixed ahead, but add lemon lime soda only when ready to serve to maintain fizz.

Serving Suggestions

This delicious cocktail recipe pairs wonderfully with Irish-inspired appetizers and pub fare. Serve it alongside my Easy Jalapeno Popper Crescent Rolls with Cream Cheese or Spicy Alabama Fire Crackers With Mini Saltines for the perfect party combination.

For St. Patrick’s Day celebrations, pair with my Grandma’s Irish Soda Bread With Raisin or any of my Best Spring Appetizers. Check out my Ultimate List of Rumchata Cocktails for more drink ideas, or try it with my Fresh Mango Margarita for a citrus-forward cocktail menu.

A red cocktail with ice, a straw, and garnish, beside lime and whiskey bottle.

Recipe FAQs

What’s the difference between an Irish Redhead and an Irish Mule?

An Irish mule typically uses ginger beer instead of ginger ale and is served in a copper mug, while the Irish Redhead uses ginger ale in a highball glass or Collins glass. Both showcase the smoothness of Irish whiskey but have different spice levels and presentations.

How many servings does this recipe make?

This recipe makes one serving, but you can easily multiply the ingredients for parties. The number of servings you need will determine how much Irish whiskey and ginger ale to purchase.

Can I batch prep this for St. Patrick’s Day parties?

Yes! You can pre-mix the whiskey and lime juice portions and store them chilled. Add fresh fruit garnishes and ginger ale just before serving to maintain the fizz and perfect balance of flavors in each glass.

What glass should I use for the best presentation?

A Collins glass or highball glass works best for this vibrant cocktail, allowing room for plenty of ice and the ginger ale to create that beautiful layered effect. A rocks glass works too for a stronger, more concentrated version.

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Irish Redhead Cocktail

Author: Kim Schob

Course: Beverages

Cuisine: Irish

Prep Time: 5

Total Time: 5

This refreshing Irish Redhead Cocktail combines smooth Irish whiskey with crisp ginger ale and fresh lime juice for a perfectly balanced drink that's ready in just 2 minutes

Ingredients

5 Ounces Lemon Lime Soda
3 Ounces Irish Whiskey
1 Ounce Grenadine
½ Ounce Lime Juice
½ Ounce Lemon Juice
Ice optional
Lime Slices optional garnish
Maraschino Cherries optional garnish

Instructions

Start by combining the lemon juice and lime juice in a jigger, then add this citrus mixture to your chilled glass without ice. The fresh fruit provides the perfect foundation for this vibrant cocktail.
Add the grenadine and Irish whiskey to the glass, then stir lightly with a cocktail spoon to combine these ingredients. This creates the base flavor profile before adding the carbonated element.
Pour the lemon lime soda slowly over the top of the cocktail to maintain maximum carbonation. Top with ice cubes, a maraschino cherry, and a lime wedge if desired. Serve immediately and enjoy this classic cocktail!

Kim’s Notes

- Chill your glassware ahead of time by placing your collins glass or highball glass in the freezer for 10 minutes before serving.
- Fresh citrus matters – always use fresh lime juice and lemon juice for the best perfect balance of flavors in your mixed drink.
- Build in order – add ingredients in the specified sequence to achieve the proper layering and flavor distribution.
- Serve immediately – this delicious cocktail recipe is best enjoyed right away while the carbonation is at its peak.
- Garnish options include lemon slices, blood orange slices, and mint sprigs for different flavor profiles and presentations.

Nutrition Information

Calories: 353kcal (18%) Carbohydrates: 36g (12%) Protein: 0.2g Fat: 0.04g Saturated Fat: 0.01g Sodium: 22mg (1%) Potassium: 41mg (1%) Fiber: 0.1g Sugar: 28g (31%) Vitamin A: 8IU Vitamin C: 10mg (12%) Calcium: 7mg (1%) Iron: 0.1mg (1%)