Sainsbury's Mashed Potato with Cracked Black Pepper — 400g
As of 8 Oct 2026, Sainsbury's Mashed Potato with Cracked Black Pepper 400g is cheapest at Sainsbury's at £2.90 (£7.25/1 kg) in United Kingdom.
Prices updated 8 Oct 2026
Lowest recorded price: £2.90 at Sainsbury's (8 Oct); highest: £2.90 — currently £2.90 at Sainsbury's. Tracked since Sept 2026.
Showing prices and history for this exact variant. Other brands and sizes appear on the broader product category page.
Price History
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Price
| Retailer | Brand | Size | Price | Unit Price | In Stock | Updated |
|---|---|---|---|---|---|---|
 Sainsbury's | Sainsbury's | 400g | £2.90 | £0.73/100gBest | In stock | 8 Oct |
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Prices shown are indicative and may vary by store location. Confirm pricing at checkout.
Frequently asked questions
- Where is Sainsbury's Mashed Potato with Cracked Black Pepper 400g cheapest?
- Sainsbury's has the lowest price at £2.90 (£7.25/1 kg).
- What is the unit price of Sainsbury's Mashed Potato with Cracked Black Pepper 400g?
- Priced per 100g. Sainsbury's offers the best value at £0.72/100g.
- What is the lowest price ever for Sainsbury's Mashed Potato with Cracked Black Pepper 400g?
- The lowest price CartSorted has recorded for Sainsbury's Mashed Potato with Cracked Black Pepper 400g is £2.90 at Sainsbury's (8 Oct), since we began tracking in Sept 2026. The current cheapest price is £2.90 at Sainsbury's.