Syns in Shortcrust Pastry: Complete Slimming World Guide

Updated on 
9 March, 2026

Is Shortcrust Pastry High In Syns? - Our Slimming World Guide!

Whether you are baking a pie or making a quiche, you might be wondering how many syns shortcrust pastry has and whether or not it's slimming world friendly.

Shortcrust pastry on average has between 11-11.5 syns for 50g, making it very high in syns, we would therefore advise having this pastry in moderation or switching to a lower syn pastry for baking.

How Many Syns In Shortcrust Pastry?

We've put together a short guide below which will discuss why shortcrust pastry is so high in syns as well as some syn values of other pastry to help you compare syns when baking.

Why Is Shortcrust Pastry So High In Syns?

Shortcrust pastry is high in syns, having 11-11.5 syns for 50g, this is because the pastry is high in fat, with about a third of the pastry coming from fat. For 100g of shortcrust pastry, you are looking at having around 32g of fat.

An alternative to shortcrust pastry could be filo pastry, which is a much healthier alternative, having just 3g of fat for 100g.

Low Syn Alternatives To Shortcrust Pastry

How Many Syns In Shortcrust Pastry?

If you find shortcrust pastry too high in syns and you're a baker, there are plenty of other low syn alternatives to check out below which can make your baked goods more SW friendly!

  • Flaky Pastry, Uncooked, Homemade - 10 syns.
  • Jus-Rol Puff Pastry Sheet 320g - 10 syns for 50g.
  • Tesco Ready Rolled Lighter Puff Pastry 375g - 12 syns.
  • Jus-Rol 7 Ready Rolled Filo Pastry Sheets 270g - 5 syns.

Baked Pastry Syn Values

  • Pain aux Raisin Pastry - 15 syns.
  • All Butter Pastry 6 Luxury Mince Pies - 10.5 syns.
  • Pastel de Nata Pastry - 8.5 syns.
  • Danish Pastry Bramley Apple Lattices - 16.5 syns.
  • Shortcrust Pastry Steak Pie - 13 syns on average.
  • Cinnamon Swirl Pastry - 17.5 syns.
  • Chicken & Gravy Shortcrust Pastry Pie 500g - 13 syns on average.
How Many Syns In Shortcrust Pastry?

Last Words

Overall, Shortcrust pastry is very high in syns due to the high-fat content from the butter or oil in the pastry, to save syns, we recommend making your pastry at home or choosing a lower syn pastry like filo pastry which has half the amount of syns.

Check out our article on How many syns in Lo Dough brownies?

Frequently Asked Questions

How are syn values calculated?

Syn values are calculated using a formula based on calories, saturated fat and sugar content per serving. They’re not the same as calories — a product can be low in calories but higher in syns if it’s high in sugar or fat. Always check the official Slimming World app for the most accurate and up-to-date syn values.

Do syn values change?

Yes. When manufacturers reformulate their products, the syn value can go up or down. This is why we recommend double-checking with the Slimming World app or your consultant, especially if a product’s packaging has changed recently.

How many syns should I have per day?

Most Slimming World members work with 5 to 15 syns per day. Your consultant will advise on the right amount for you. The key is to use your syns on the things you enjoy most — whether that’s a chocolate bar, a glass of wine, or a packet of crisps.

Jennifer
Jennifer is a certified nutritionist and weight loss coach with a Master's in Nutrition from Cambridge. With over 10 years experience, she shares healthy recipes and science-backed slimming tips on SheCooksSheEats to help people reach their wellness goals. Jennifer stays up-to-date by regularly attending conferences and continuing her nutrition education. She aims to provide research-backed advice to inspire balanced, happy living.
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