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Syns & Slimming World

How Many Syns in Apple Crumble?

By Jenny Updated

Apple crumble is one of Britain's most beloved puddings, and for good reason — the combination of sweet, softened apple beneath a golden, buttery topping is the very definition of comfort food. On Slimming World, it sits firmly in Syn territory rather than the Free Food or Healthy Extra columns, primarily because the crumble topping is made from butter, sugar, and flour — all of which are Synned ingredients. The apple filling itself, however, counts as a Free Food, so every warm, fragrant spoonful isn't entirely off plan.

Whether you're making apple crumble from scratch or reaching for a supermarket version, understanding the Syn value helps you enjoy it without derailing your weight-loss journey. A standard home-made portion of around 200g typically carries roughly 14 Syns, with the vast majority concentrated in the crumble layer. A smaller, more modest portion of about 130g brings that figure down to approximately 9 Syns — still a meaningful Syn spend, but one that many members happily budget for on a cosy Sunday evening.

The clever trick many Slimming World members swear by is lightening the topping by swapping butter for a reduced-fat spread, cutting back the sugar, and boosting the oat content. Porridge oats can contribute towards your Healthy Extra B allowance if weighed carefully, which can bring the overall Syn count down considerably. Some members skip the butter entirely and mix their oats with a little sweetener and a splash of vanilla extract before baking — the result is surprisingly satisfying. Others top their stewed Bramley apples with a crushed Weetabix or two as a makeshift crumble, making brilliant use of their HEB allowance.

Shop-bought versions vary quite widely, so it's always worth checking the calorie count on the packet and dividing by 20 for a dependable estimate. Ready-made versions from Tesco, Sainsbury's, and Marks & Spencer typically range from 14 to 18 Syns per serving. With a little planning, apple crumble can absolutely have a regular place in your Slimming World life — it's all about balance.

Per serving

Apple Crumble — syn values

Portion Syns kcal
Child/taste portion (80g) 5.5 140
Small portion (130g) 9 228
Standard portion (200g) 14 350
Large portion (250g) 17.5 438
Extra large/pub portion (300g) 21 525
Crumble topping only (50g) 6 150
Syn values are based on Slimming World 2026 guidance. Always double-check with your group or app.

Numbers at a glance

Quick auto-calculated stats for Apple Crumble.

6.9syns / 100g
Syns per 100g
useful for comparing brands
37%
of a 15-syn day
based on standard daily allowance
25kcal / syn
calories per syn
the lower, the more 'value' your syns get
6
portion sizes covered
from snack to full serving
5.5syns
cheapest portionat Child/taste portion (80g)
smallest serving

Brand breakdown

Popular supermarket and branded products, with the portion-level syn count.

Brand Product Portion Syns kcal
Tesco Apple Crumble 1 serving (200g) 16 320
Asda Apple Crumble 1 serving (200g) 15.5 310
Sainsbury's Apple Crumble 1 serving (200g) 16.5 330
Marks & Spencer Apple Crumble 1 serving (200g) 18 355
Waitrose Apple Crumble 1 serving (200g) 17 340
Iceland Apple Crumble Dessert 1 pot (200g) 14.5 290

Lower-syn treat alternatives

Food Portion Syns vs current
Maltesers 1 Malteser 0.5 −5 syns
Lotus Biscoff Biscuit 1 biscuit (8g) 2 −3.5 syns
Lemon Sorbet 1 scoop (80g) 4 −1.5 syns
FAB Ice Lolly 1 bar (65ml) 4.5 −1 syns
Ice Cream 1 scoop vanilla (75g) 5 −0.5 syns

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