Keto Winter Citrus Sparkler (Low-Carb Holiday Mocktail) is a bright, refreshing drink made with sugar-free citrus flavors, sparkling water, and festive garnishes. This clean, bubbly mocktail delivers holiday sparkle without the sugar and makes the perfect low-carb drink for parties and winter celebrations.
About This Recipe
This Keto Winter Citrus Sparkler (Low-Carb Holiday Mocktail) is a crisp, refreshing drink perfect for holiday gatherings, winter brunches, and cozy evenings when you want something special without alcohol or sugar. It captures the bright, uplifting flavors of winter citrus while remaining fully keto-friendly, low-carb, and incredibly simple to prepare. With its sparkling finish and festive aroma, this mocktail adds a celebratory touch to any holiday moment.
The drink blends sugar-free lemon and orange flavors with sparkling water or club soda to create a bubbly, invigorating base. A splash of lemon juice adds natural brightness, while a keto-friendly sweetener balances the slight tartness. The garnishesβfresh rosemary, citrus peel, or a thin slice of lemonβrelease subtle aromatic oils as you sip, enhancing the drinkβs refreshing character and giving it a true winter holiday feel.
This mocktail is designed to be clean, light, and refreshing while still feeling festive. It pairs beautifully with rich holiday meals, helps cleanse the palate, and offers a sophisticated alternative to sugary holiday drinks. Itβs also a great option for guests who prefer alcohol-free beverages or for anyone following a keto lifestyle without sacrificing seasonal enjoyment.
Because the recipe is so simple, itβs easy to batch for parties or prepare individually for quiet nights at home. You can customize the flavors by adding herbs, flavored sparkling waters, or even a sugar-free syrup. Whether youβre hosting a holiday get-together or just want something celebratory to sip while relaxing, this Winter Citrus Sparkler brings brightness, bubbles, and festive charm to every glass.
Why Youβll Love This Recipe
- Light, refreshing, and festive
- Completely sugar-free and keto-friendly
- Perfect for holiday parties and gatherings
- Easy to customize
- Ready in minutes
- Beautiful presentation
- Alcohol-free but still celebratory
- Bright winter citrus flavor
Ingredients
Mocktail Base
- 1 cup sparkling water or club soda
- 2 tbsp lemon juice
- 1 tbsp sugar-free orange syrup or 1 tsp orange extract
- 1 tbsp granular sweetener (or to taste)
- Ice cubes
Garnishes
- Lemon twist
- Fresh rosemary sprig
- Thin lemon slice (optional)
Instructions
- Fill a glass with ice.
- Add lemon juice, sugar-free orange syrup or extract, and sweetener.
- Stir until sweetener dissolves.
- Pour sparkling water over the top.
- Stir gently.
- Add garnish and serve immediately.
Nutrition (per serving)
- Calories: 5
- Fat: 0g
- Protein: 0g
- Net Carbs: 1g
FAQ
- Can I use flavored sparkling water?
Yesβcitrus or plain works great. - Can I make it sweeter?
Add extra sweetener to taste. - Can I batch this for parties?
Yesβmix everything except sparkling water and ice, then add before serving. - Can I add herbs?
Rosemary, thyme, or mint work beautifully. - Can I use a sugar-free syrup?
Yesβany orange or citrus syrup enhances flavor.
Variations & Substitutions
- Add sugar-free cranberry syrup for color
- Use lime instead of lemon
- Add a splash of diet ginger ale
- Garnish with star anise for aroma
- Add a few frozen berries for chill + decoration
Serving Suggestions
- Serve at holiday lunches
- Add to mocktail trays
- Pair with festive keto appetizers

Keto Winter Citrus Sparkler (Low-Carb Holiday Mocktail)
Ingredients
Mocktail Base
- 1 cup sparkling water or club soda
- 2 tbsp lemon juice
- 1 tbsp sugar-free orange syrup or 1 tsp orange extract
- 1 tbsp granular sweetener (or to taste)
- Ice cubes
Garnishes
- Lemon twist
- Fresh rosemary sprig
- Thin lemon slice (optional)
Instructions
- Fill a glass with ice.
- Add lemon juice, sugar-free orange syrup or extract, and sweetener.
- Stir until sweetener dissolves.
- Pour sparkling water over the top.
- Stir gently.
- Add garnish and serve immediately.
Did you make this recipe?
Iβd love to hear from you β leave a comment below and tell me how it turned out, what you liked, or if you made any tweaks!
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