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Drinks · 5 minutes · By Sofia

3-Ingredient Watermelon Mint Cooler

When the temperature climbs, this is the only drink you need. Watermelon is basically nature's sports drink — mostly water, naturally sweet, and impossibly refreshing. Blended with mint and lime and poured over ice, it becomes a cooler that disappears fast. Three ingredients, five minutes, and it is the most requested drink at every summer gathering.

Chilled pink watermelon mint cooler in a glass with ice and fresh mint leaves
5 minutes prep0 minutes cook5 minutes total4 servingsEasy
By SofiaSmoothies & Drinks · Smoothies & Drinks
✓ Tested by our team

Ingredients

  • 6 cups cubed seedless watermelon
  • 10–12 fresh mint leaves, plus more for garnish
  • juice of 2 limes
  • ice cubes to serve

Instructions

  1. Add watermelon, mint leaves, and lime juice to a blender.

  2. Blend on high until completely liquid, about 45 seconds.

  3. Strain through a fine-mesh sieve for a smooth drink (or skip for a slushy texture).

  4. Fill glasses with ice and pour the cooler over the top.

  5. Garnish with fresh mint and a lime wheel.

Tips for Success

  • Use fully ripe, sweet watermelon — it makes the drink so you do not have to.
  • Freeze watermelon cubes ahead and blend with them for an instant slush.
  • Turn it into a grown-up sipper by adding a splash of white rum or vodka.

Perfect pairings

These recipes belong on the same table — cook them together for a full spread, or swap in a variation next time.

Frequently Asked Questions

Can I make it ahead?
Yes — store in a sealed pitcher in the fridge for up to 24 hours and shake before serving.
Can I use lime instead of lemon?
Lime is the classic pairing, but lemon works beautifully too.
Do I have to strain it?
No. Unstrained it is more like a slushy — great for kids. Strained is smoother for serving guests.
Why does my cooler taste flat or watery?
The watermelon was not ripe enough. Add an extra squeeze of lime and a pinch of salt — salt is the trick that makes watermelon taste sweeter by suppressing bitterness.
Can I make it fizzy?
Yes. Skip the straining step, pour the blended base into glasses, and top with cold sparkling water or club soda right before serving so it keeps its fizz.
Can I freeze it into popsicles?
Yes — pour the blended mixture into popsicle molds and freeze for 4–6 hours. Stir finely chopped mint through before freezing so it does not all sink to the bottom.

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