This deep red cocktail features a base of crushed raspberries and fresh lime juice topped with chilled sparkling water. The drink is defined by its dramatic, dark hue and a tart, fruity profile that balances natural sweetness with a crisp finish. Served over crushed ice in a salt-rimmed glass, it offers a visually striking and refreshing option for seasonal gatherings.

About This Recipe

The glass fills with a vibrant, crimson liquid that relies on the natural pigments of mashed raspberries rather than artificial dyes. The tartness of the berries is softened by a hint of keto-friendly sweetener, while fresh lime juice adds a bright, citrusy acidity that cuts through the richness of the fruit. When topped with sparkling water or sugar-free tonic, the drink gains a light effervescence that carries the aroma of fresh berries with every sip.

The presentation of the cocktail is enhanced by a dark rim of black salt or crushed freeze-dried fruit, providing a sharp contrast to the bright red interior. The raspberries are muddled to release their juices, creating a textured base that can be strained for a clearer appearance or left pulpy for a more rustic feel. Because the recipe uses simple, fresh components, the clean flavors of the fruit remain the focal point of the beverage.

This drink is typically served in clear glassware to highlight its intense color, often accompanied by a garnish of whole berries or a slice of lime. It remains refreshing and balanced whether served with a splash of vodka or kept as a sparkling botanical mocktail. The combination of cool ice and carbonation makes it a crisp choice for sipping alongside savory appetizers or as a standalone festive refreshment.


Why You’ll Love This Recipe

  • Looks spooky, tastes amazing
  • Low-carb, sugar-free, totally keto
  • Quick to make (5 minutes)
  • Alcohol optional
  • Perfect Halloween party drink

What You’ll Need for This Bloody Berry Keto Cocktail

  • ½ cup fresh or frozen raspberries
  • 1 tbsp keto sweetener (erythritol or monk fruit)
  • 1 tbsp lime juice
  • ½ cup sparkling water or tonic (sugar-free)
  • 1 shot vodka (optional)
  • Crushed ice
  • Black salt or crushed freeze-dried raspberries (for rim)

Step-by-Step Preparation

  1. Rim glass with lime juice and dip in black salt or crushed berries.
  2. In a shaker or bowl, mash raspberries and sweetener together.
  3. Add lime juice and vodka (if using). Stir well.
  4. Strain into the prepared glass filled with ice.
  5. Top with sparkling water or tonic.
  6. Garnish with a few whole raspberries.

FAQ

  • Can I make it non-alcoholic?
    Yes, skip the vodka — it’s just as good.
  • Can I use other berries?
    Yes, blackberries or strawberries work well too.
  • Can I make a batch for a party?
    Absolutely, just multiply by 4–6 and mix in a pitcher.
  • What makes the red color?
    Natural pigment from the raspberries — no dyes needed.

Variations & Substitutions

  • Add a splash of lemon sparkling water for extra tang.
  • Use blackberries for a darker, richer tone.
  • Garnish with mint or a cinnamon stick for a fall twist.

Serving Suggestions

  • Serve cold in clear glasses to highlight the color. Pair with dark plates and candlelight for the full Halloween aesthetic.

Bloody Berry Keto Cocktail

Prep Time 3 minutes
Cook Time 2 minutes
Total Time 5 minutes
Servings 1 Serving
Calories 45
A chillingly red, sugar-free Halloween cocktail that’s fruity, refreshing, and totally keto-friendly.

Ingredients

  • ½ cup fresh or frozen raspberries
  • 1 tbsp keto sweetener (erythritol or monk fruit)
  • 1 tbsp lime juice
  • ½ cup sparkling water or tonic (sugar-free)
  • 1 shot vodka (optional)
  • Crushed ice
  • Black salt or crushed freeze-dried raspberries (for rim)

Instructions 

  • Rim glass with lime juice and dip in black salt or crushed berries.
  • In a shaker or bowl, mash raspberries and sweetener together.
  • Add lime juice and vodka (if using). Stir well.
  • Strain into the prepared glass filled with ice.
  • Top with sparkling water or tonic.
  • Garnish with a few whole raspberries.
Calories: 45kcal
Course: Drinks
Cuisine: American
Keyword: berry cocktail, Beverage, halloween, Keto, low carb beverage, sugar-free drink

Did you make this recipe?


I’d love to hear from you — leave a comment below and tell me how it turned out, what you liked, or if you made any tweaks!

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Author

I share simple, everyday recipes that I cook in my own kitchen, focused on food that's easy, satisfying, and realistic for busy routines.

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