Lemon Posset Dessert Recipe

The Lemon Posset Dessert is the kind of show-stopping treat that feels impossibly elegant, but comes together in minutes with just a few simple ingredients. Silky smooth, wonderfully tangy, and beautifully creamy, every spoonful practically melts in your mouth and delivers a luscious burst of fresh lemon flavor, making it the perfect finale for any meal.

Why You’ll Love This Recipe

  • Just Three Ingredients: All you need is cream, sugar, and fresh lemons— but the result tastes like a much more complex dessert.
  • Effortless Elegance: Lemon Posset Dessert looks and tastes fancy, yet it’s incredibly easy to make and nearly impossible to mess up.
  • Irresistibly Creamy: This posset has a dreamy, custard-like texture with a bright citrusy zing that keeps everyone coming back for another spoonful.
  • Perfect for Make-Ahead: It sets beautifully in advance, making it ideal for stress-free dinner parties or spontaneous treats.

Ingredients You’ll Need

You won’t believe that something as luxurious as Lemon Posset Dessert calls for just a handful of ingredients, but it’s true! Each element plays an essential role in getting that signature velvety-smooth, citrus-bright finish. Here’s how each one helps build the perfect posset:

  • Heavy Whipping Cream (at least 33% fat): The true secret to the posset’s melt-in-your-mouth richness—don’t try to swap for lighter cream!
  • Granulated Sugar: Sweetens and helps the cream set—fine sugar dissolves fastest for the smoothest texture.
  • Lemon Zest: Packs the cream with intense, aromatic citrus flavor before straining for a silky finish.
  • Fresh Lemon Juice: The magic ingredient that thickens the posset and gives it that bright, tart tang.
Note: You’ll find the complete list of ingredients, along with their exact measurements, in the printable recipe card at the bottom of this post.

Variations

What’s more delightful than a recipe that encourages you to play with flavors? Lemon Posset Dessert is fabulously flexible—try these creative twists to suit your mood, pantry, or dietary needs.

  • Citrus Swap: Trade lemon for orange, blood orange, grapefruit, or even tangerine for a fun, colorful spin on the classic posset.
  • Dairy-Free: Use a full-fat coconut cream or high-quality plant-based cream to experiment with a vegan-friendly version (though results may vary).
  • Herbal Infusions: Add a sprig of rosemary, basil, or a few crushed cardamom pods to the cream as it heats for a fragrant, sophisticated flourish.
  • Boozy Twist: Stir in a splash of limoncello or elderflower liqueur with the lemon juice for a grown-up, dinner-party delight.

How to Make Lemon Posset Dessert

Step 1: Gently Heat the Cream and Sugar

Start by pouring your heavy whipping cream and sugar into a medium saucepan. Place it over medium heat and stir gently and constantly until the sugar dissolves completely. Look for fine, steady bubbles forming around the edges—once you see that, immediately take it off the heat to avoid any boiling or scorching.

Step 2: Add Lemon Zest and Lemon Juice

With the hot cream mixture off the heat, stir in your freshly grated lemon zest and squeeze in the lemon juice. You’ll see the mixture start to thicken almost instantly—this is where the citrus magic happens!

Step 3: Cool, Strain, and Portion

Let the mixture cool for about 10 minutes to avoid condensation. Then, strain it through a fine mesh sieve into small cups, ramekins, or if you’re feeling playful, hollowed-out lemon shells. This step guarantees that dreamy, ultra-smooth texture Lemon Posset Dessert is famous for.

Step 4: Chill and Set

Allow the possets to cool a bit more at room temperature, cover with plastic wrap, then pop them into the refrigerator. They’ll need at least an hour to set fully—though you can refrigerate them for up to three days, making them an effortless make-ahead dessert.

Pro Tips for Making Lemon Posset Dessert

  • Richest Cream Wins: Don’t skimp on fat—use cream that’s at least 33% fat for a set, silky-smooth texture. Lower fat cream just won’t cut it.
  • No Boiling Allowed: Watch for tiny bubbles and remove from the heat before it boils. Overheating can split or scorch the cream.
  • Ultra-Smooth Finish: Always strain the mixture after infusing with zest. This catches any curdles or zest bits and guarantees restaurant-worthy results.
  • Timing Is Everything: Lemon Posset Dessert sets best when given time to fully chill—give yourself at least an hour in the fridge, but overnight is even better!

How to Serve Lemon Posset Dessert

Lemon Posset Dessert Recipe - Recipe Image

Garnishes

Serve up a burst of color and flavor by topping your Lemon Posset Dessert with delicate curls of lemon zest, a few fresh raspberries or blueberries, or even an edible flower. A dainty sprig of mint also adds a lovely, fragrant finish—let your senses (and your spice rack) guide you!

Side Dishes

Lemon Posset plays especially well alongside crisp, delicate sides. Shortbread cookies or biscotti are classic dunking partners, or try serving little almond tuiles for a sophisticated touch. For a summery table, arrange bowls of seasonal berries nearby for guests to help themselves.

Creative Ways to Present

For a stunningly whimsical look, set your Lemon Posset Dessert inside hollowed-out lemon halves—scooped just enough to hold the creamy filling. Clear stemless glasses, vintage teacups, or miniature mason jars also showcase the pale, sunshiny color for maximum visual appeal at parties.

Make Ahead and Storage

Storing Leftovers

Keep any leftover Lemon Posset Dessert covered in the fridge, where it will stay perfectly silky and set for up to three days. Glass ramekins or small cups work best—avoid storing directly in lemon shells if holding more than a day, as they may start to release liquid and soften the texture.

Freezing

While technically possible, freezing Lemon Posset Dessert is not recommended. The delicate cream can separate or turn grainy as it thaws—so for best results, plan to enjoy it freshly chilled from the fridge.

Reheating

Lemon Posset Dessert should always be served cold and never reheated. If it has been chilled for a while and feels a bit too firm, just bring it out to sit at room temperature for 10-15 minutes for the ideal spoonable texture.

FAQs

  1. Why didn’t my Lemon Posset Dessert set properly?

    This is usually caused by using cream with less than 33% fat, or not heating the cream mixture quite long enough for the acid to work its magic. Make sure to simmer until small bubbles form and use only heavy whipping cream—not milk or lighter cream!

  2. Can I use bottled lemon juice instead of fresh?

    While bottled lemon juice is convenient, it often lacks the bright, vibrant kick that fresh juice brings. For the truest Lemon Posset Dessert flavor and reliable setting, always opt for freshly squeezed lemons.

  3. Is it necessary to strain the mixture before chilling?

    Yes! Straining removes any zest, curdle, or tiny lumps—ensuring your Lemon Posset Dessert is as smooth and creamy as possible. It’s a simple step that takes the presentation from homemade to absolutely divine.

  4. How far in advance can I make Lemon Posset Dessert?

    You can prepare Lemon Posset Dessert up to three days in advance. Keep them well covered in the fridge until just before serving for effortless, stress-free entertaining.

Final Thoughts

If you’re seeking a dessert that’s pure sunshine in a cup—with all the elegance of a restaurant ending but little more effort than boiling a kettle—the Lemon Posset Dessert is your answer. I hope you’ll give it a try and experience how its sweet-tart silkiness can light up even the simplest occasion!

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Lemon Posset Dessert Recipe

Lemon Posset Dessert Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 4.6 from 80 reviews
  • Author: Jessica
  • Prep Time: 5 minutes
  • Cook Time: 10 minutes
  • Total Time: 1 hour 15 minutes
  • Yield: 8 servings 1x
  • Category: Dessert
  • Method: Mixing, Heating, Chilling
  • Cuisine: English
  • Diet: Vegetarian

Description

Indulge in the creamy, citrusy delight of Lemon Posset Dessert. This easy-to-make treat is a perfect balance of sweet and tangy flavors, making it a refreshing and elegant dessert for any occasion.


Ingredients

Units Scale

For the Lemon Posset:

  • 600 ml heavy whipping cream (from real milk at least 33% fat)
  • 200 grams sugar
  • 2 tbsp lemon zest
  • 75 ml lemon juice preferably fresh

Instructions

  1. Heat the Cream: In a saucepan, heat the cream and sugar over medium heat until fine bubbles appear on top.
  2. Add Flavor: Stir in lemon zest and lemon juice.
  3. Cool and Strain: Let the mixture cool, then strain into cups.
  4. Chill: Refrigerate for at least 1 hour.

Notes

  • Evaporated or condensed milk won’t work for this recipe.
  • Make the dessert no more than 2-3 days in advance and store in the fridge.
  • Strain the cooked mixture for a smooth texture.
  • Consider using other citrus fruits like oranges or tangerines.
  • For a dairy-free option, coconut or dairy-free cream alternatives may work.
  • Ensure not to over-reduce or add too much lemon juice to prevent the posset from turning too thick.

Nutrition

  • Serving Size: 1 serving
  • Calories: 320 kcal
  • Sugar: 22g
  • Sodium: 40mg
  • Fat: 25g
  • Saturated Fat: 15g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 24g
  • Fiber: 0g
  • Protein: 1g
  • Cholesterol: 90mg

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