3-Ingredient Lemon Posset

Featured in: Simple Homemade Desserts

This easy-to-make lemon posset combines heavy cream, sugar, and fresh lemon juice to create a silky, tangy dessert. By gently heating the cream and sugar before adding lemon juice, the mixture thickens naturally as it cools. After chilling for several hours, the result is a luscious, smooth texture balanced perfectly by tart citrus notes. Garnishing options like lemon zest or fresh berries add brightness and color.

Ideal for those seeking a quick yet elegant treat, this classic British dessert requires minimal preparation and delivers rich flavor through simple, wholesome ingredients. Pairs wonderfully with crisp cookies for contrast.

Updated on Fri, 26 Dec 2025 14:17:00 GMT
Creamy, tangy 3-Ingredient Lemon Posset, chilled and perfect for a light, refreshing British dessert. Save to Pinterest
Creamy, tangy 3-Ingredient Lemon Posset, chilled and perfect for a light, refreshing British dessert. | flourhollow.com

There's something almost magical about how three simple ingredients can transform into something so elegantly sophisticated. I discovered lemon posset quite by accident during a particularly rainy afternoon when I was determined to impress without fussing—the cream, the sugar, the bright squeeze of lemon juice did all the heavy lifting. What struck me most was watching the mixture change the moment the acid hit the warm cream, how it set itself without any fancy techniques or waiting around for gelatin to cooperate.

I made this for my neighbor's dinner party when she casually mentioned being exhausted from cooking all day, and watching her face light up when she tasted it was worth every second. She kept asking what was in it, convinced there must be some secret ingredient I wasn't sharing—the look of delighted disbelief when I told her just three things still makes me smile.

Ingredients

  • Heavy cream (2 cups): Use the good stuff here since there's nowhere to hide—the richness of proper heavy cream is what makes this dessert feel indulgent and silky.
  • Granulated sugar (2/3 cup): This dissolves into the cream and balances the tartness of the lemon without making the dessert cloying.
  • Freshly squeezed lemon juice (1/4 cup): Fresh juice is non-negotiable; bottled just won't give you that bright, living acidity that sets the cream and makes your taste buds wake up.

Instructions

Warm the cream and sugar together:
Pour the cream into a medium saucepan and sprinkle in the sugar, then heat gently over medium-low so everything has time to meld. You'll hear the mixture soften and warm before it starts to steam—stop right there, just when it's about to simmer, because boiling will change the whole texture.
Add the lemon juice:
Remove from heat and stir in the lemon juice steadily; you'll watch the mixture transform slightly, becoming thicker and more luxurious as the acid does its quiet magic. The slight thickness that develops is exactly what you want.
Pour and chill:
Let it cool for just five minutes so it's no longer steaming, then divide it among your ramekins or glasses and slide everything into the fridge. After three hours you'll have something silky that quivers just slightly when you move it, which is the whole point.
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My sister served this at her wedding dessert bar, tiny glasses lined up like little edible jewels, and I watched strangers close their eyes when they tasted it. That moment when someone realizes something this refined came from three ingredients and ten minutes of kitchen time—that's the real magic.

The British Charm Behind Simplicity

Lemon posset belongs to that beautiful tradition of British puddings that prove restraint and quality ingredients are all you need. There's no cream to whip, no custard to fuss with, no layers to assemble—just the confidence that when you start with the best cream you can find and the brightest lemon you can squeeze, the dessert writes itself.

Citrus Variations Worth Exploring

Once you've made it the traditional way, you might find yourself experimenting like I did—lime posset arrived on a whim and turned sharper, almost dangerous in how good it was. Orange posset came next, gentler and warmer, the kind of thing that tastes like autumn even in summer.

Serving and Pairing Ideas

The posset's silky simplicity pairs beautifully with anything crisp and buttery, so shortbread cookies or thin almond biscuits become the perfect companion. You could garnish with a whisper of lemon zest right before serving, or drop a few fresh berries on top if you want color and a little contrast.

  • A thin shortbread cookie propped against the glass looks elegant and adds the textural bite this smooth dessert invites.
  • Fresh raspberries or blueberries scattered on top add brightness without overwhelming the delicate lemon flavor.
  • A tiny curl of candied lemon peel makes it feel like you fussed way more than you actually did.
Silky smooth 3-Ingredient Lemon Posset, garnished and ready to be enjoyed as a simple, elegant treat. Save to Pinterest
Silky smooth 3-Ingredient Lemon Posset, garnished and ready to be enjoyed as a simple, elegant treat. | flourhollow.com

This dessert has become my default when I want to feel like I've really cooked, when the truth is I've just listened to three ingredients tell me what to do. It's proof that sometimes less really is more.

Recipe FAQs

What gives lemon posset its creamy texture?

Heating the cream and sugar gently allows the sugars and proteins in the cream to thicken the mixture naturally as it cools, resulting in a silky texture.

Can I use other citrus juices instead of lemon?

Yes, lime or orange juice can be substituted to provide a different citrus twist with unique flavor variations.

How long should the mixture chill before serving?

Chilling for at least three hours allows the lemon cream to set fully with a smooth, firm consistency.

What are good garnishes to complement the lemon cream?

Fresh lemon zest or seasonal berries add brightness and visual appeal, enhancing both flavor and presentation.

Is this dessert suitable for gluten-free diets?

Yes, as it contains no gluten ingredients, it suits gluten-free diets. Pairing with gluten-free cookies is recommended if serving alongside.

3-Ingredient Lemon Posset

A silky lemon cream dessert made with only three ingredients, blending sweet and tangy flavors effortlessly.

Prep Duration
10 mins
Cook Duration
5 mins
Overall Time
15 mins
Created by Megan Turner


Skill Level Easy

Cuisine Type British

Serves 4 Servings Count

Dietary Details Meat-Free, Free of Gluten

Ingredient List

Dairy

01 2 cups heavy cream

Sweetener

01 2/3 cup granulated sugar

Citrus

01 1/4 cup freshly squeezed lemon juice (about 2 lemons)

Steps

Step 01

Heat cream and sugar: Combine heavy cream and granulated sugar in a medium saucepan. Heat over medium-low, stirring occasionally until sugar dissolves and mixture begins to simmer, avoiding boiling.

Step 02

Incorporate lemon juice: Remove saucepan from heat and stir in freshly squeezed lemon juice until thoroughly combined.

Step 03

Cool and portion: Let mixture cool for 5 minutes, then evenly divide into 4 ramekins or serving glasses.

Step 04

Chill to set: Cover and refrigerate for at least 3 hours until set with a silky, creamy texture.

Step 05

Serve chilled: Present chilled posset, optionally garnished with lemon zest or fresh berries.

Equipment Needed

  • Medium saucepan
  • Whisk
  • Measuring cups and spoons
  • Fine mesh sieve (optional, for extra smoothness)
  • Ramekins or serving glasses

Allergy Info

Review every ingredient to spot potential allergens. Always confirm with your healthcare provider if unsure.
  • Contains dairy (cream). May have traces of other allergens when served with cookies or garnishes.

Nutrition Breakdown (per serving)

Nutrition details are for reference and can't substitute for professional advice.
  • Caloric Value: 370
  • Fat content: 30 g
  • Carbohydrates: 24 g
  • Protein Amount: 2 g