Watermelon Slush

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When the heat starts feeling personal, this Watermelon Slush Recipe is the kind of thing that saves the day. It’s icy cold, sweet, refreshing, and takes all of five minutes to throw together.

watermelon slush recipe

Watermelon Slush Recipe

Watermelon Slush

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The best part is how easy and flexible it is. Want it brighter and tangier? Use lime juice. Want it sweeter? Add a little extra sugar. Trying to keep it lighter? Swap in diet lemonade or limeade and call it good. It’s one of those “dump it in the blender and see what happens” recipes that somehow always works.

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The kids were obsessed with this one. We made a batch in the afternoon and it disappeared almost immediately. Next time I’m definitely freezing extra watermelon cubes ahead of time because the texture gets even thicker and frostier that way.

watermelon slush ingredients

Why You’ll Love This Watermelon Slush

This slush is cold, fruity, and wildly refreshing without being overly heavy or rich. It’s perfect for summer afternoons, pool days, BBQs, or honestly just standing in your kitchen pretending you’re on vacation. Since it uses simple ingredients and comes together in minutes, it’s also a great last-minute treat when you need something fun fast.

how to make watermelon slush

Ingredients You’ll Need

  • Watermelon
  • Ice cubes
  • Water or lime juice
  • White granulated sugar
  • Optional garnishes: watermelon wedges, mint sprigs, lime slices

Step By Step Directions

Start by adding the watermelon, ice cubes, sugar, and water or lime juice to a blender.

Blend until smooth and slushy.

Pour into glasses and garnish with watermelon wedges, mint, or lime slices if desired.

Serve immediately while icy cold.

watermelon slush

Tips & Tricks

  • Frozen watermelon cubes make this even better. If you freeze the watermelon ahead of time, you can skip the ice entirely for a thicker, smoother slush texture.
  • Fresh mint blended in gives it a bright, fresh flavor that tastes extra fancy with basically no effort.
  • If you want a lighter version, try using diet lemonade or limeade instead of the sugar and liquid combo. It adds sweetness and citrus flavor at the same time.

Storage

This is definitely best served immediately after blending. If it sits too long, it’ll start separating and melting. You can pop leftovers in the freezer and re-blend later, but fresh is where this recipe really shines.

watermelon slushie

More Delicious Summer Drinks

How to Make Watermelon Slush

watermelon slush

Watermelon Slush Recipe

Created by: April Woods

Course Drinks
Cuisine American
Prep Time 5 minutes
Cook Time 5 minutes
3 servings
This easy Watermelon Slush is cold, fruity, and incredibly refreshing! Made with fresh watermelon, ice, and a splash of lime juice, it’s the perfect quick summer drink for hot days, pool parties, and backyard BBQs.
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Ingredients
 

  • 4 cups watermelon cubed
  • 2 cups ice cubes
  • 1 cup water or lime juice
  • cup white granulated sugar
  • Optional garnishes: small watermelon wedges, mint sprigs, lime slices

Instructions

  • Add the watermelon, ice cubes, sugar, and water (or lime juice) to a blender.
  • Blend until smooth and slushy.
  • Pour into glasses and garnish as desired.
  • Serve immediately.

Notes

Calories and nutritional data are automatically generated. For best results calculate based on your exact ingredients.
Recipe Notes: 
  • For a thicker slush, freeze the watermelon cubes ahead of time and use 6 cups frozen watermelon instead of fresh watermelon and ice.
  • Add fresh mint to the blender for a bright, refreshing twist.
  • For a lower calorie option, swap the sugar and liquid for diet lemonade or limeade.

Nutrition

Serving: 14ounces | Calories: 120kcal
watermelon slush

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watermelon slushie recipe

Final Thoughts

This Watermelon Slushie is one of those simple recipes that somehow feels extra special. It’s cold, refreshing, easy to customize, and exactly the kind of thing you’ll want on repeat all summer long. Whether you’re making a quick afternoon treat for the kids or just trying to survive the heat with something icy in hand, this one absolutely delivers.

recipe watermelon slush

Frequently asked questions

Can I use frozen watermelon?

Absolutely. Frozen watermelon makes the slush thicker and frostier and works really well in this recipe.

Do I have to use lime juice?

Nope! Water works perfectly fine, but lime juice gives it a brighter, tangier flavor.

Can I make this ahead of time?

You can freeze it after blending, but you’ll likely want to blend it again before serving for the best texture.

Is this very sweet?

It’s lightly sweet and refreshing. You can always add more or less sugar depending on your watermelon and personal preference.

recipe watermelon slushie
easy watermelon slush

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