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🥧 British Classic 🇬🇧 UK Food

Treacle Tart Calories

Last reviewed: August 1, 2026

Treacle Tart is a traditional British tart with a shortcrust pastry shell filled with a simple mixture of golden syrup, breadcrumbs, and lemon juice — baked until the filling is set and the pastry is crisp and golden. Despite its name, it uses golden syrup (light treacle) rather than black treacle, giving it a distinctive butterscotch sweetness with a slight tang from the lemon. It is famously Harry Potter's favourite dessert, a detail J.K. Rowling has confirmed was inspired by her own love of the dish.

420
Calories
4g
Protein
68g
Carbs
16g
Fat

Per serving: 1 slice (120g)

Treacle Tart Calculator

504
Calories
4.8g
Protein
81.6g
Carbs
19.2g
Fats
Level B: Standard portion estimateBased on a common serving weight; brands and recipes may vary.
🔥 Burn This FoodApprox. active time for an average adult

To burn about 504 kcal you may need roughly:

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Actual calories burned vary by body weight, speed and fitness level.

📊 Data source note: Nutrition values are estimates based on standard food composition databases and common recipe data. Actual values vary by cooking method, oil quantity, ingredient brand, and serving size. See our Data Sources and Methodology pages.

Nutrition Facts — Treacle Tart

Nutrient Per Serving (1 slice (120g)) % Daily Value
Calories 504 kcal 25%
Protein 4.8g 10%
Total Carbohydrates 81.6g 30%
— Dietary Fiber 1.2g 4%
— Sugars 50.4g
Total Fat 19.2g 25%

* Percent Daily Values based on a 2,000 calorie diet. Golden syrup is 100% sugar-derived and drives the very high sugar content. One tablespoon of Lyle's Golden Syrup contains about 60 calories — the tart filling uses several tablespoons per slice.

About Treacle Tart

Treacle Tart appeared in British cookbooks from the late 19th century, after Abram Lyle & Sons introduced Lyle's Golden Syrup in 1883 — the world's oldest branded food product still sold in its original form. The tart became a standard of British home baking and school dinner menus, particularly popular in the post-war era when simple, sweet, filling puddings were valued. The Harry Potter connection gave it renewed fame in the 21st century, introducing it to a global audience.

Treacle Tart — Calorie Variations

Variant Calories
Treacle Tart with Oat Topping440 kcal
Mini Treacle Tartlets (per piece)140 kcal
Treacle Tart with Ginger430 kcal
Open Lattice Treacle Tart410 kcal

Cooking Tips

  • Use day-old white bread for breadcrumbs — stale bread absorbs the syrup better.
  • Warm the golden syrup before mixing — it incorporates more easily.
  • Chill the pastry-lined tin before adding filling to prevent shrinkage.
  • Serve warm with cold clotted cream or vanilla ice cream.

Healthier Alternatives to Treacle Tart

Alternative Calories Why It's Better
Lemon Tart340 kcalLess sugar, brighter flavour
Bakewell Tart380 kcalSimilar occasion, more protein from almonds
Fresh Fruit Crumble280 kcalMore fibre, lower sugar

Storage & Shelf Life

Keeps at room temperature for 3 days or refrigerated for 5 days. Reheat slices at 160°C/320°F for 8 minutes before serving.

Frequently Asked Questions

What is Treacle Tart?

Treacle Tart is a British tart filled with golden syrup (light treacle), breadcrumbs, and lemon juice in a shortcrust pastry shell. It is sweet, dense, and distinctively British.

Is it made with black treacle?

Despite the name, classic Treacle Tart uses golden syrup (light treacle), not black treacle. Black treacle has a much stronger, more bitter flavour and is not traditionally used in this recipe.

How many calories in Treacle Tart?

A standard slice (about 120g) contains 380–440 calories, primarily from the golden syrup filling. It is one of Britain's most indulgent classic desserts.

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