This refreshing Watermelon Slushie is the perfect way to cool down on a hot summer day! Made with juicy watermelon, strawberries for their bright color and extra flavor, fresh lime juice, and a touch of honey, this icy drink is naturally sweet, hydrating, and easy to blend up in minutes. It’s a fun and healthy option for kids and adults alike—great for pool days, picnics, or brunch!
Looking for more ways to beat the heat? Try my Watermelon Salad Recipe, or my Oreo Frappuccino to cool down!
Every summer, we keep a stash of frozen watermelon cubes in the freezer just for this slushie! It’s incredibly easy to make and so satisfying. You only need a blender, a few fresh ingredients, and about 5 minutes to whip up a frosty treat that’s naturally sweet and free from added sugars or artificial flavors. This is a favorite in our house for brunch, after the beach, or even as a fun mocktail for outdoor parties!
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Recipe Highlights
- 6 simple ingredients (plus ice!)
- Healthy and hydrating summer drink!
- No refined sugar, just natural fruit and honey sweetness!
- Fun mocktail for brunches or BBQs
Ingredient Notes
- Watermelon: Use seedless watermelon. Freeze in cubes ahead of time for best texture.
- Strawberries: Add bold color and extra flavor! You can use fresh or frozen.
- Lime Juice: Fresh lime juice adds tang and brightness.
- Honey: Optional, only if your watermelon isn’t sweet enough you can also use maple syrup.
- Ice: Optional, adds extra slush and keeps the drink extra chilled.
- Water: Helps to thin out slushie if too thick.
How to Make a Watermelon Slushie
- Step 1: Add frozen watermelon cubes, frozen strawberries, fresh lime juice, water, and honey (if using) to your blender.
- Step 2: Blend on high until smooth and frosty.
- Step 3: Pour into chilled glasses and garnish with lime and watermelon slices if desired.
- Step 4: Enjoy immediately!
Charlotte’s Tips for the Perfect Watermelon Slushies 
- Cut and freeze watermelon cubes the night before.
- Add more ice for a thicker texture or a splash of water to thin it out.
- Taste your watermelon first—if it’s super sweet, skip the honey.
- Serve immediately for best consistency!
Recipe Variations
- Swap lime for lemon or add a pinch of fresh ginger for zing.
- Add a splash of coconut water for tropical vibes.
- Use agave instead of honey for a vegan version.
- Make it a cocktail with a splash of vodka or tequila for adults.
Recipe Substitutions
- Use cantaloupe or strawberries for a different fruit base.
- Substitute lime with lemon juice.
- Replace honey with maple syrup or your sweetener of choice.
Storage Tips
This slushie is best served immediately after blending. You can prep the frozen watermelon ahead of time and store cubes in a freezer-safe bag for quick slushies anytime. Leftovers may separate, but can be re-blended with more ice.
Recipe
Watermelon Slushie
Ingredients
- 2 cups frozen seedless watermelon cubes
- 1 cup frozen strawberries
- Juice of 1 lime
- 1 –2 tablespoons honey to taste
- ¼ cup cold water plus more if needed
- Pinch of salt
- Optional: fresh mint watermelon or lime wedges for garnish
Instructions
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Add all ingredients to a high-speed blender.
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Blend until thick, smooth, and slushy. Add a splash of extra water if needed to blend.
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Taste and adjust sweetness with more maple syrup if desired.
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Pour into glasses and garnish with mint or fruit wedges. Serve immediately.
Nutrition
Calories: 70kcalCarbohydrates: 17gProtein: 1gFat: 0.4gSaturated Fat: 0.04gPolyunsaturated Fat: 0.2gMonounsaturated Fat: 0.1gSodium: 2mgPotassium: 281mgFiber: 2gSugar: 13gVitamin A: 874IUVitamin C: 55mgCalcium: 22mgIron: 1mg
I hope you love this Watermelon Slushie Recipe. If you make this recipe, leave a comment and a rating! I’d love to know how you liked it. Enjoy, xoxo!
