Did Quorn vegetarian roast (UK) shrink?

Size FactsDid it shrink? Yes
Before454 g
After400 g
−11.9%smaller
Price per 100 g · observed+6.7%Shelf price £4.20 → £3.95, as recorded by the source.

Before you paid £0.93 per 100 g; after, £0.99 per 100 g: 6.7% more for the same amount.

How big a cut? The 23rd-largest of 35 documented frozen foods cuts; a bigger cut than 46% of all 1,366 cases in the library. See the biggest cuts →

When
2026 · reported 12 Oct 2026
Country
United Kingdom
Brand
Quorn
Category
Frozen Foods
Source
allsupers.co.uk

Source and evidence

Quorn Roast 400g: 454 g → 400 g — Shrinkflation | Allsupers | Allsupers allsupers.co.uk

Source fetched 2026-10-22. All 59 Allsupers cases.

Found by Allsupers' automated check of ASDA, Sainsbury's listings (record 27203): the old listing disappeared and a smaller pack of the same product appeared (first detected 2026-10-12); regular price £4.20 before, £3.95 after. Sainsbury's: £4.30 → £3.95 for the same change, first detected 4 October 2026 (record 25978). About 4–7% more per gram.

Evidence
Typeautomated supermarket price tracker (Allsupers register; retailer listings, regular prices recorded)
Confidencemedium
Size cut alone, at the old price+13.5%

Check the math in the calculator or compare old and new unit prices.

Against official inflation: ONS CPI (UK) “ready-made meals” changed +1.8% (12 months to Sep 2026, a broad match for this category). This pack’s price per gram changed +6.7%, 4.9 percentage points above the official rate, using the shelf prices the source recorded. Every case is compared the same way in the ShrinkRadar Index.

What the source says

“Before: Quorn Roast 454g (ASDA), size 454 g, regular price £4.20, price per unit £9.25/kg. Now: Quorn Roast 400g (ASDA), size 400 g, regular price £3.95, price per unit £9.88/kg. First detected: 12 October 2026. New pack since 12 October 2026.”

More from the UK: the UK Shrinkflation Tracker has all 175 documented cases, sortable and filterable.

Topic guide: frozen food shrinkflation, every documented case in one place, brand by brand.

More frozen foods in United Kingdom

All 6 in the case library →

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Frozen food shrinkflation →

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Cite this case

ShrinkRadar, “Did Quorn vegetarian roast (UK) shrink? 454 g → 400 g”, https://shrinkradar.com/cases/quorn-vegetarian-roast-uk-uk-2026.html, accessed 2026-11-05. Original source: Quorn Roast 400g: 454 g → 400 g — Shrinkflation | Allsupers | Allsupers (https://allsupers.co.uk/research/shrinkflation/ean_swap/27203).

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