These Watermelon Mint Lime Slushies are the ultimate refreshing drink for hot days. I blend juicy watermelon with fresh mint and a splash of lime juice to create a naturally sweet, icy slush that cools me down instantly. With no added sugar and only a few ingredients, this slushie is as wholesome as it is delicious.
Why You’ll Love This Recipe
I love how light and hydrating this drink is, especially during summer. It’s naturally sweet from the watermelon, tangy from the lime, and has a cool hint of mint that makes every sip extra refreshing. There’s no need for any fancy equipment—just a blender and a few simple ingredients. It’s great for kids, adults, and even as a mocktail base for parties. Plus, I can prep the watermelon ahead and freeze it for when I want a quick treat.
ingredients
(Here’s a tip: Check out the full list of ingredients and measurements in the recipe card below.)
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Fresh seedless watermelon, cubed and frozen
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Fresh mint leaves
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Freshly squeezed lime juice
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Cold water (or coconut water for extra flavor)
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Ice cubes (optional, for a thicker texture)
directions
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I start by cubing the watermelon and placing it in the freezer for a few hours or overnight until it’s fully frozen.
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Once the watermelon is frozen, I add it to a blender along with fresh mint leaves and lime juice.
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I pour in a splash of cold water (or coconut water if I want added electrolytes) to help everything blend smoothly.
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If I want a thicker texture, I toss in a few ice cubes.
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I blend on high until the mixture becomes a smooth, icy slush.
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I pour it into glasses and garnish with a lime wedge or extra mint sprig if I’m feeling fancy.
Servings and timing
This recipe makes about 2–3 servings.
Prep time: 10 minutes (plus freezing time)
Freeze time: 4 hours (for watermelon)
Total time: 10 minutes (after freezing)
Variations
Sometimes I like to add a touch of honey or agave syrup if the watermelon isn’t super sweet. For a tropical version, I blend in a bit of pineapple or mango. I’ve even turned it into a cocktail by adding a splash of rum or tequila—perfect for summer parties.
storage/reheating
This slushie is best enjoyed immediately after blending. If I have leftovers, I pour them into ice cube trays and freeze them. Later, I just re-blend the cubes for a quick slushie without any waste. I don’t recommend refrigerating the liquid version, as it tends to separate and lose its icy texture.
FAQs
Can I use a regular watermelon instead of seedless?
Yes, but I always make sure to remove the seeds before freezing. Seedless just saves me the extra step.
Do I have to freeze the watermelon first?
Freezing gives the slushie its thick, icy texture without needing a ton of ice. I prefer frozen watermelon, but I can also use fresh and add more ice if I’m short on time.
Can I use bottled lime juice?
I’ve used it in a pinch, but fresh lime juice gives the slushie a brighter, more natural flavor.
How do I make it sweeter?
If my watermelon isn’t very sweet, I add a teaspoon or two of honey, agave syrup, or maple syrup while blending.
What kind of mint works best?
I usually use spearmint since it’s mild and sweet, but peppermint works too if I want a stronger minty kick.
Conclusion
This Watermelon Mint Lime Slushie is my go-to summer drink for a reason—it’s cool, light, and bursting with fresh flavor. Whether I’m sipping it by the pool, serving it at a picnic, or just cooling off at home, it always hits the spot. Simple to make, naturally sweet, and endlessly refreshing—this one’s a keeper.
PrintWatermelon Mint Lime Slushies
These Watermelon Mint Lime Slushies are a light, hydrating summer drink made by blending frozen watermelon with fresh mint and zesty lime juice. Naturally sweet and refreshingly cool, they’re perfect for hot days, easy to prepare, and free from added sugars.
- Prep Time: 10 minutes
- Cook Time: 0 minutes
- Total Time: 10 minutes (plus 4 hours freezing)
- Yield: 2–3 servings
- Category: Beverage
- Method: Blending
- Cuisine: American
- Diet: Vegan
Ingredients
- 4 cups fresh seedless watermelon, cubed and frozen
- 1/4 cup fresh mint leaves
- 2 tbsp freshly squeezed lime juice (about 1 lime)
- 1/4 cup cold water or coconut water
- Optional: 1–2 tsp honey or agave syrup (if watermelon isn’t sweet enough)
- Optional: a few ice cubes for thicker texture
Instructions
- Cube the watermelon and freeze it for at least 4 hours or overnight until solid.
- Place the frozen watermelon in a blender along with mint leaves and lime juice.
- Add cold water or coconut water to help blend smoothly.
- If a thicker texture is desired, add a few ice cubes.
- Blend on high until smooth and slushy.
- Pour into glasses and garnish with lime wedges or mint sprigs if desired.
Notes
- Best enjoyed immediately for the freshest texture.
- Sweeten with honey or agave if your watermelon isn’t sweet enough.
- Freeze leftovers in ice cube trays and re-blend for later.
- Use fresh lime juice for the best flavor.
- Spearmint offers a milder flavor, while peppermint adds a bolder minty note.
Nutrition
- Serving Size: 1 cup
- Calories: 45
- Sugar: 9g
- Sodium: 5mg
- Fat: 0g
- Saturated Fat: 0g
- Unsaturated Fat: 0g
- Trans Fat: 0g
- Carbohydrates: 11g
- Fiber: 1g
- Protein: 1g
- Cholesterol: 0mg