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A smooth, softly set pale-yellow cream fills a small glass dessert cup, with a little finely grated lemon zest scattered over its glossy surface.

Lemon posset Calories

Creamy, lemon-flavored British dessert

In season: Spring · Summer

CALORIES · 100 G

270kcal

GI

50medium

POTASSIUM · 100 G

90mg

FIBER · 100 G

0.2g

Quick answer

1 serving (medium) of Lemon posset (120 g) has 324 calories. That works out to 270 calories per 100 g. It contains 27.6 g of carbs, 2.5 g of protein, 22.8 g of fat and 0.2 g of fiber. Its 144 µg of Vitamin A covers 16% of the Daily Value. Its glycemic index is 50 (medium), so it raises blood sugar at a moderate pace.

Lemon posset Nutrition Facts

Selected: 1 serving (medium) · 120 g

324

KCAL / 120G

Carbs

27.6g

· 10% DV

Protein

2.5g

· 5% DV

Fat

22.8g

· 29% DV

Fiber

0.2g

· 1% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 34% · Protein 3% · Fat 63%

Lemon posset nutrition facts table · 1 serving (medium) (120 g)

NutrientAmount% DV
Calories324 kcal
Total fat22.8 g29%
Saturated fat14.4 g72%
Trans fat0.24 g
Sodium30 mg1%
Total carbohydrate27.6 g10%
Fiber0.2 g1%
Protein2.5 g5%

Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.

Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.

Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.

Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.

Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.

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How Many Calories in 1 Serving of Lemon posset?

ServingAmountCalories
1 serving (medium)120 g324 kcal
1 piece (small)60 g162 kcal
1 serving (small)80 g216 kcal
100 g100 g270 kcal
1 piece (medium)100 g270 kcal
1 piece (large)150 g405 kcal
1 serving (large)180 g486 kcal
1 cup (whole)200 g540 kcal

Calculated from 270 calories per 100 g.

Frequently Asked Questions About Lemon posset

What is lemon posset?

Lemon posset is a chilled British dessert made by thickening cream with sugar and lemon juice. It has a smooth, rich texture and is usually served in small glasses or bowls, often with berries or biscuits.

Why did my lemon posset not set?

Lemon posset may stay runny if the cream mixture was not heated enough, the cream was too low in fat, or the lemon juice was not measured correctly. Chill it thoroughly; for the next batch, use full-fat cream and follow the heating steps closely.

Can you make lemon posset with bottled lemon juice?

Yes, bottled lemon juice can work in lemon posset, but freshly squeezed juice usually gives a brighter flavour. Add the juice after heating the cream and sugar, and avoid using sweetened or concentrated lemon drink.

Does lemon posset contain eggs or gelatin?

No, traditional lemon posset contains neither eggs nor gelatin. Its simple base is cream, sugar and lemon juice; the acidity of the lemon helps the heated cream thicken as it cools.

How do you stop lemon posset from curdling?

To keep lemon posset smooth, take the heated cream and sugar off the heat before stirring in the lemon juice. Mix gently and strain the mixture if needed, then pour it into serving dishes and chill.

Can lemon posset be made with single cream or milk?

Lemon posset is most reliable with high-fat cream, such as double cream or heavy cream. Single cream or milk has less fat and may not thicken properly, so swapping it in can leave the dessert loose.

How long does lemon posset last in the fridge?

Lemon posset keeps for about two to three days in the refrigerator when covered. Store it chilled in its serving dishes, and add fresh fruit or crunchy toppings shortly before serving.

Can you freeze lemon posset?

Freezing lemon posset is not recommended because thawing can make its creamy texture split or turn grainy. It is better to prepare it ahead, keep it covered in the refrigerator, and serve it chilled.

What can you serve with lemon posset?

Lemon posset pairs well with fresh berries, shortbread, or crisp biscuits. Their tartness or crunch balances the dessert’s rich texture; add them just before serving so the fruit stays fresh and the biscuits do not soften.

Is lemon posset the same as panna cotta?

No. Lemon posset thickens when lemon juice reacts with heated cream, while panna cotta is typically set with gelatin. Posset has a sharper citrus flavour and a creamy spoonable texture; panna cotta is usually more softly wobbly.

Lemon posset Vitamins & Minerals

Vitamins

Vitamin A

144µg · 16% DV

B12

0.36µg · 15% DV

B2

0.18mg · 14% DV

Vitamin C

9.6mg · 11% DV

Minerals

Phosphorus

66mg · 9% DV

Calcium

72mg · 7% DV

Iodine

9.6µg · 6% DV

Potassium ⭐

108mg · 3% DV

Sodium

30mg · 1% DV

Lemon posset Glycemic Index

GLYCEMIC INDEX

50
Medium
0 Low5570100

GLYCEMIC LOAD

14.4
Medium

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Lemon posset

To burn the 324 calories in 1 serving (medium) (120 g):

🚶

80min

Walking (5 km/h)

🏃

33min

Running (8 km/h)

🚴

44min

Cycling

🏊

38min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

What is Lemon posset?

Lemon posset is a British chilled dessert made with cream, sugar and lemon juice. The lemon’s acidity thickens the cream, giving the mixture a smooth, spoonable set without needing gelatine. It is usually served in small glasses or bowls, often after a meal.

Its texture is rich and silky, with a sweet-tart citrus flavour. In Britain, it is a familiar make-ahead pudding for dinners and special occasions; elsewhere, it works just as well as a simple finish to a meal or alongside tea or coffee. It is energy-dense, with most of its calories coming from cream and sugar. Keep the serving modest and pair it with fresh berries for a brighter, less heavy contrast.

How Nutritious Is Lemon posset?

Nutrient density

Low

22/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Low

17/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Is Lemon posset Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Lemon posset Contain Allergens?

Contains these allergens:

Gluten free
Dairy yes
Eggs free
Peanuts free
Tree nuts free
Fish free
Soy free
Sesame free

Which Diets Is Lemon posset Good For?

Vegan

— Not suitable

Vegetarian

✓ Suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

— Not suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Lemon posset Fat Profile

SATURATED

14.4g

MONOUNSATURATED

6.6g

POLYUNSATURATED

0.3g

⚖️

Omega 6:3 ratio 5.5:1

Above the ideal 4:1 (5.5:1).

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Nutrition data compiled from USDA FoodData Central and scientific sources.