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You know those drinks that hit just right on a hot day? This is one of them. Coconut Lime Slim Soda has that clean, fizzy feel, with a splash of lime and just enough coconut to make you forget you’re watching carbs.
I threw this together on a whim one weekend and ended up making it again the next day—twice. It’s light, super easy, and doesn’t need anything fancy. Perfect for a backyard hang, Mother’s Day brunch, or honestly, just when you’re craving something better than plain water.
No syrup. No sugar. Just a few ingredients and that “I’m on vacation” kind of vibe.
What You’ll Need
Before you start mixing, let’s make sure you’ve got everything ready. This Coconut Lime Slim Soda comes together fast, so having your ingredients prepped makes the whole process even smoother. No fancy tools required—just a tall glass and a few simple, fresh items.
Here’s what you’ll need:
- 2 oz unsweetened coconut rum
Look for a clean, no-sugar-added version. If you’re skipping alcohol, coconut-flavored sparkling water or coconut extract with soda water works too for a great coconut soda substitute. - 1 oz freshly squeezed lime juice
Fresh is best here. Bottled lime juice can taste flat or too acidic. One lime usually gives you just the right amount. - 4 oz chilled soda water
Club soda, sparkling water, or even flavored seltzers (like Nooma lemon lime) can work here—just make sure they’re unsweetened. - Ice cubes
Fill your glass all the way up. This keeps everything extra cold and refreshing.
Optional (but fun):
- Lime wedges or wheels, for garnish
- Fresh mint sprigs
- A splash of coconut milk for a creamier “dirty soda” vibe
- Sugar-free sweetener, if you like a touch more sweetness
This drink is simple by design—perfect for a quick low-carb cocktail that fits your keto goals or just gives you a break from sugary sodas. Whether you’re making one for yourself or a batch for a 4th of July gathering, the ingredients stay the same: fresh, light, and beachy.
Detailed Cooking Instructions
This Coconut Lime Slim Soda is quick to make, but the right steps help bring out the clean, crisp flavors. Here’s how to pull it together in under five minutes—whether you’re making one glass or a small batch for friends.
Step-by-Step Instructions:
- Fill your glass with ice
Use a tall glass and pack it with ice cubes. The more ice, the colder and more refreshing your drink will stay. This also helps keep the soda from going flat too quickly. - Add the coconut rum
Pour in 2 oz of unsweetened coconut rum over the ice. If you’re going the mocktail route, swap this with coconut-flavored soda water or a dash of coconut extract and more sparkling water. - Squeeze and add the lime juice
Measure out 1 oz of freshly squeezed lime juice—this is usually the juice from one medium lime. Pour it right over the rum and ice. Fresh lime brings a sharper, cleaner taste than bottled juice. - Top with soda water
Gently pour 4 oz of chilled soda water into the glass. This keeps everything light and fizzy. You can also use flavored sparkling water—something like Nooma watermelon lime adds a fun twist without adding sugar. - Stir gently
Use a long spoon or straw to stir the drink just enough to mix. Be careful not to stir too hard—you want to keep those bubbles intact. - Optional extras
Want a creamy “coconut lime dirty soda”? Add a splash of coconut milk or a sugar-free coffee creamer. Garnish with a lime wedge or mint sprig if you’re feeling fancy. - Serve right away
This drink is best cold and fresh. If you’re serving guests for Mother’s Day or Memorial Day, prep the ingredients ahead of time and mix each glass just before serving for the best flavor.
This recipe is all about balance—zesty lime, smooth coconut, and just enough fizz to make it feel special. Whether you’re cutting sugar or just looking for a better way to hydrate in style, this coconut lime soda is an easy win.
Tips & Tricks
This Coconut Lime Slim Soda might be simple, but a few small touches can take it from good to great. Whether you’re serving it for a party or just sipping solo on the porch, these tips will help you get the most out of every glass.
Get the Best Flavor:
- Use fresh lime juice – Bottled lime juice doesn’t have the same brightness. A fresh lime makes a huge difference in taste.
- Chill your ingredients – Start with cold soda water and rum so the ice doesn’t melt too fast. This keeps your drink crisp and prevents dilution.
- Stir gently – A quick stir is all you need. Too much mixing will flatten the fizz.
Make It Your Way:
- Mocktail option: Skip the alcohol and use coconut sparkling water or coconut extract with soda water. It still tastes tropical and fun—perfect for kids or Mother’s Day brunch.
- Try a “dirty soda” twist: Add a splash of coconut milk or unsweetened almond creamer for a creamy layer. It’s rich without being heavy, and it looks great too.
- Sweeten if you like: If you prefer a touch of sweetness, add a few drops of liquid stevia or a dash of monk fruit sweetener. Just keep it keto-friendly.
Batch It for Parties:
- Multiply the recipe by the number of guests.
- Mix everything except the soda water ahead of time and chill.
- When ready to serve, pour over ice and top with soda to keep the fizz fresh.
Whether you’re making one glass or a full pitcher for the 4th of July, these small adjustments let you fine-tune your drink to fit your mood, your guests, and your goals.
You Might Also Like
Looking for more low-carb ideas to keep the flavor going? These easy, feel-good recipes pair perfectly with a Coconut Lime Slim Soda—whether you’re planning brunch, dinner, or just a sweet treat to wrap up the day:
- Garlic Parmesan Pork Chops with Cheesy Scalloped Potatoes
A hearty, comforting dinner that’s still low in carbs and big on flavor. - Keto Ham and Cheese Breakfast Bake
Make-ahead friendly and perfect for busy mornings or brunch gatherings. - Dreamy Strawberry Cream Delight for Spring Desserts
Light, creamy, and bursting with berry flavor—great for Mother’s Day or warm-weather picnics. - Blissful Keto Chocolate Covered Berry Skewers
A fun, no-bake dessert that feels indulgent but fits your goals. - Guilt-Free Keto Strawberry Cheesecake Cups
Rich, fruity, and portioned just right for a sweet ending without the sugar spike.
These reader favorites are easy to prep and made to impress—just like your new favorite soda.
Frequently Asked Questions
Definitely. You can use coconut-flavored sparkling water or a splash of coconut extract with soda water instead. It still tastes tropical and bright—great if you want something fun without the alcohol.
Yes, as long as you’re using unsweetened coconut rum and plain soda water, you’re in the clear. There’s no added sugar, and it fits right into a low-carb or keto lifestyle.
Most versions stay under 100 calories, especially if you skip any cream or sweetener. If you’re keeping things extra light, just stick to coconut extract and soda water.
Any unflavored sparkling water will do the trick. Just steer clear of tonic water or anything sweetened—they’ll change the flavor and add carbs.
You can prep the lime juice and measure out the rum ahead of time. But hold off on adding the soda until you’re ready to serve. That way, it stays fizzy and fresh—especially if you’re making it for a Mother’s Day or 4th of July get-together.
If you’ve never heard the term, a dirty soda is just a fizzy drink with something creamy added—like coconut milk or almond creamer. It’s totally optional, but it adds a fun twist if you’re in the mood for something different.
Coconut Lime Slim Soda
- Prep Time: 5 minutes
- Total Time: 5 minutes
- Yield: 1 serving
- Category: Brunch
- Method: Stirred
- Cuisine: American
- Diet: Vegan
Description
A light, fizzy drink with fresh lime, chilled soda water, and unsweetened coconut rum. Low in carbs, sugar-free, and perfect for summer sipping.
Ingredients
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2 oz unsweetened coconut rum
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1 oz freshly squeezed lime juice
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4 oz chilled soda water
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Ice cubes
Optional Garnish:
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Lime wedge
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Fresh mint
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Splash of coconut milk (for a dirty soda twist)
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Instructions
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Fill a tall glass with ice.
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Pour in the coconut rum and lime juice.
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Top with chilled soda water.
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Stir gently to combine.
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Garnish with lime or mint if you’d like.
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Serve immediately and enjoy!
Notes
To make a non-alcoholic version, replace the coconut rum with coconut-flavored sparkling water or a dash of coconut extract. For a creamier option, add a splash of unsweetened coconut milk. Perfect for brunch, poolside drinks, or low-carb gatherings.
Nutrition
- Serving Size: 1 glass
- Calories: 90
- Sugar: 0 g
- Sodium: 5 mg
- Fat: 0 g
- Saturated Fat: 0 g
- Unsaturated Fat: 0 g
- Trans Fat: 0 g
- Carbohydrates: 1 g
- Fiber: 0 g
- Protein: 0 g
- Cholesterol: 0 mg
Keywords: coconut lime slim soda, low-carb coconut drink, keto-friendly soda recipe, sugar-free tropical drink
Save This Recipe for Later
Don’t forget to save this refreshing Coconut Lime Slim Soda for your next warm-weather gathering, lazy weekend, or low-carb treat night.
Delicious & Refreshing! The Easiest Coconut Lime Slim Soda for a Low-Carb Boost
Light, Fizzy & Fun: The Perfect Coconut Lime Slim Soda for Your Keto Cravings
