This Ninja Creami Watermelon Sorbet is the PERFECT summer treat — just 3 ingredients, hydrating and juicy sweet!

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watermelon sorbet in a glass with a watermelon slice garnish

Reasons You’ll Love This Recipe:

Only 3 ingredients – Watermelon, lime juice, and your sweetener of choice. No cooking, no fuss — just blend, freeze, and spin.
Tastes like summer in a bowl – Cool, sweet, and insanely refreshing on a hot day.
Kid-approved – Naturally sweet and fun to eat — they’ll never know it’s just fruit!
No added sugar – I like to make mine with a non-nutritive sweetener like allulose to keep it added sugar free.
Naturally hydrating – Watermelon is over 90% water, which means this sorbet actually pulls double duty as a refreshing treat and a hydrating one. The Ninja Creami does all the work – Prep it the night before, press a button, and dessert is done.
Completely customizable – Use allulose, monk fruit, honey, maple syrup, or whatever works for your family.

Ingredient Notes & Substitutions:

For a full ingredient list with quantities, please check out the recipe card at the bottom of this post.

Watermelon – watermelon condenses quite a bit when you blend it, so you’ll need a full 3 cups.
Lime Juice – a tiny splash of lime just enhances and brightens the flavor.
Sweetener – you can use whatever sweetener you prefer; I usually use an allulose/ monk fruit blend.

How to Make Watermelon Sorbet

For complete instructions, please check out the recipe card at the bottom of this post.

blended watermelon sorbet mixture in ninja creami pint

Blend all ingredients until smooth.
Pour into a ninja creami pint, cover, and freeze at least 12 hours.
Place the frozen pint in the Ninja Creami machine and spin on the “lite ice cream” or “sorbet” setting. Continue with 1-2 respins, until the sorbet is creamy and smooth.

Watermelon Sorbet Variations

Gluten free – This recipe is naturally gluten free as written — no modifications needed!
Dairy free – Also naturally dairy free! This is a great dessert option for anyone avoiding dairy.
Vegan – Use a plant-based sweetener like maple syrup or agave (no honey!) and this recipe is completely vegan-friendly.
No sweetener – If your watermelon is super ripe and sweet, you can skip the sweetener altogether and let the fruit shine on its own.
Spicy watermelon – Add a pinch of chili powder or tajin to the base before freezing for a fun sweet-heat twist.
Watermelon mint – Blend in a few fresh mint leaves before freezing for a cool, refreshing flavor combo.
Watermelon lemonade sorbet – Swap the lime juice for lemon juice and add a little extra sweetener for a lemonade-inspired spin.
Watermelon strawberry – Blend in a handful of fresh strawberries for an extra fruity, berry-forward version.
Coconut watermelon – Add a splash of coconut water or coconut milk to the base for a subtle tropical twist.

Toppings and Mix-Ins

One of the most fun parts of using a Ninja Creami are the mix-ins, and toppings of course! Here are some fun topping and mix-in ideas for watermelon sorbet:

Toasted coconut
Toasted sesame seeds
Banana slices
Fresh berries
Crumbled freeze-dried berries
Granola
Mini chocolate chips

Ninja Creami Tips

Freeze for at least 8 hours – The official Ninja Kitchen recommendation is 24 hours, but you can get away with a minimum of 8 hours. Overnight is the sweet spot for most people.
Let it sit before spinning – Set your pint on the counter for about 10 minutes before running it. This helps everything blend more smoothly and prevents icy pieces from clinging to the sides.
Run the right setting – For this recipe, use the Lite Ice Cream or Sorbet function on your Ninja Creami for the best texture.
Powdery after the first spin? That’s normal – all you need to do is run a Re-Spin or two.
Don’t overfill the pint – Fill only to the max fill line so the blade can do its job properly.
Use fresh, ripe watermelon – The Ninja Creami is magic, but it works with what you give it. Ripe, sweet watermelon = better sorbet.

Can You Save Ninja Creami Leftovers?

You can save leftover/ already blended Ninja Creami creations, including this watermelon sorbet! The trick is to smooth the sorbet down to a flat surface again, then refreeze. When you’re ready to enjoy it again, you will have to Spin it/ respin it again, but it’ll end up just as delicious as the first time!

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More Ninja Creami Recipes to Love

Protein Ice Cream
Ninja Creami Frozen Yogurt
Raspberry Frozen Yogurt
Acai Ice Cream (aka a high protein acai bowl!)
Protein Pineapple Dole Whip
Mango Sorbet
Strawberry Cottage Cheese Ice Cream

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