This Key Lime Pie Ice Cream is the kind of dessert that makes hot days feel instantly better. Creamy, tangy, sweet, and packed with that lovely fresh lime flavour, it has everything people love about key lime pie, but in cold, scoopable form. If you are after an easy homemade dessert that feels refreshing, a little special, and very hard to stop eating, this one is such a good one to make.

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ToggleNote from Ana
I have said it before and I will say it again, I do not really have a sweet tooth. I do not usually get overly excited about dessert, and ice cream is not normally the thing I dream about either. And lime-flavoured sweets? Usually not high on my list. But this Key Lime Pie Ice Cream? I absolutely love it.
I honestly do not know what it is exactly, but something about it just works. Maybe it is the balance of that creamy sweetness with the fresh limey tang. Maybe it is the crushed Digestive biscuits folded through it, which make it taste like a proper dessert and not just another scoop of ice cream. Maybe it is the fact that it feels cold, refreshing, rich, and bright all at once. Whatever the reason, this one completely wins me over every single time.
My family loves it too, which is very convenient, because once I make it, it disappears fast. It is one of those desserts that feels a little bit special and a little bit fun, but is actually so easy to put together. No ice cream machine, no complicated steps, no drama, just a freezer doing the heavy lifting, which I always appreciate.
For me, this is the kind of dessert that is especially lovely in warm weather, when you want something homemade but not too heavy. It has that creamy, dreamy texture, the fresh zing of lime, and those little biscuit bits that make every bite extra good. Basically, it is the dessert version of surprising yourself by loving something much more than you expected, and I am very happy about it.
Best,
Ana
Why You’ll Love This Recipe
Main ingredients:
This ice cream is made with whipped cream, sweetened condensed milk, fresh lime juice and zest, plus crushed Digestive biscuits for that lovely key lime pie feel. It is a short ingredient list, but every ingredient really matters here.
How it’s made:
The cream is whipped, the lime mixture is stirred together, and then everything is gently folded into one creamy no-churn base. The crushed biscuits go in at the end, and after that the freezer takes care of the rest.
Flavours:
This ice cream is creamy, tangy, sweet, and wonderfully refreshing. The lime gives it that bright, zingy lift, while the biscuits bring a buttery little crunch that makes it feel extra special. It is the kind of dessert that tastes sunny, playful, and just a little bit addictive.

How to Serve
I love serving this Key Lime Pie Ice Cream straight from the freezer in little bowls, with an extra sprinkle of crushed Digestive biscuits and a bit of lime zest on top if I have it. It is perfect on its own as a refreshing dessert, but it also feels extra lovely served after a BBQ, a summer lunch, or any meal when you want something cold and bright to finish with. And if I am honest, it is also very good eaten straight from the container with a spoon while standing in the kitchen, which I believe is a perfectly valid serving option.
Tips for Success
- Make sure the cream is very cold before whipping. It whips up much better that way, and a good fluffy whipped cream is what gives this ice cream its lovely light texture.
- Use fresh lime juice if you can. It really makes a difference here and gives the ice cream that bright, fresh flavour that keeps it from feeling too sweet.
- When folding the lime mixture into the whipped cream, be gentle. You want to keep as much air in the mixture as possible, because that is what helps the ice cream stay soft and creamy rather than heavy.
- Do not crush the biscuits too finely. A few bigger little bits are lovely because they give you that key lime pie feeling in every bite.
- Cover the container well before freezing so the ice cream stays fresh and does not pick up any mysterious freezer flavours, which no dessert deserves.
- And finally, let it sit at room temperature for a few minutes before scooping if it feels very firm. It makes serving much easier and saves you from wrestling dramatically with the spoon.
Substitutions & Variations
- You can use regular limes if you cannot find key limes. The flavour will be a little different, but still bright, fresh, and absolutely delicious.
- If you do not have Digestive biscuits, try graham crackers, vanilla biscuits, or even shortbread-style cookies. Anything with that buttery, crumbly feel works really nicely here.
- For a slightly stronger vanilla flavour, you can add a little extra vanilla extract if you like. It softens the lime beautifully and makes the whole thing feel extra creamy.
- If you want a more intense citrus flavour, add a little extra lime zest on top before serving. It gives the ice cream a lovely fresh lift.
- You can also swirl in a little lime curd before freezing if you want it to feel even more dessert-like and extra special.
- For a tropical twist, add a handful of toasted coconut or serve it with a few slices of fresh mango on the side.
- And if you want to make it feel a bit more grown-up, a tiny splash of coconut rum or vanilla liqueur can be really lovely, though of course that is completely optional.
Freezer Tips
Store the ice cream in an airtight freezer-safe container so it stays as fresh and creamy as possible. I like to press a piece of baking paper or plastic wrap right onto the surface before putting the lid on, just to help prevent ice crystals from forming.
It will keep well in the freezer for up to 2 weeks, though in our house it usually disappears well before then. If it gets very firm, just let it sit on the bench for 5–10 minutes before scooping. That little bit of patience makes it much easier to serve and gives you those lovely smooth scoops instead of an unexpected arm workout.

Key Lime Pie Ice Cream
Ingredients
- 600 ml heavy whipping cream
- 1 tsp vanilla extract
- zest of 2 Key limes
- 1 cup lime juice preferably Key lime juice
- 1 can (395 g) sweetened condensed milk
- pinch of salt
- 1 cup Digestive biscuits crushed
Instructions
- Prepare the Whipped Cream: In a chilled bowl, whip the heavy whipping cream until stiff peaks form. Add vanilla extract and mix well.
- Mix the Base: In a separate bowl, whisk together the lime juice, sweetened condensed milk, lime zest, and a pinch of salt until well combined.
- Combine with Whipped Cream: Gently fold the lime mixture into the whipped cream, being careful not to deflate the whipped cream.
- Add Digestive biscuits: Fold in the crushed Digestive biscuits, reserving some for garnish if desired.
- Transfer to Freezer Container: Pour the mixture into a loaf pan or ice cream container, smoothing the top with a spatula.
- Freeze: Cover the container with plastic wrap or a lid and freeze for at least 4 hours, or until the ice cream is firm.
- Serve: Scoop the ice cream into bowls or cones, garnish with additional crushed biscuits and lime zest if desired, and enjoy!
- Store: Store any leftover ice cream in an airtight container in the freezer.
- Dobar tek!
Notes
Author
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Welcome to my culinary haven! My name is Ana, and I'm the passionate voice behind World Cuisines Network. Here, I share recipes that have not only won the approval of my family but have also stood the test of time in our kitchen. My goal is to introduce the rich tapestry of global flavors right to your family table. Thank you for dropping in! We're thrilled to have you join us.
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