We've not heard back from Sainsbury's yet to see if it's a glitch or a permanent feature, but someone on the forum who claims to be an ex-Sainbury's employee confirmed the hack.
It looks like a few customers have already taken advantage of the trick. Kiwi12 wrote: "It is, I used to work for Sainsbury's recently. Another user commented saying that using this hack might get a bit of attention from Sainsbury's staff. Gollywood commented: "The self-service checkout hawk in my local will be practically sitting on my shoulder if I try this.
Sainsbury's and Asda have confirmed that the two supermarkets will merge to create the UK's largest retailer, but the deal has caused fears of price rises and store closures. The Sainsbury's boss promised a ten per cent price reduction on items that shoppers regularly buy if the deal goes through, but is it really cheaper to shop in Asda rather than Sainsbury's?
We pay for your stories! Do you have a story for The Sun Online Money team? Email us at money the-sun.
Here are the options. Just log on to sainsburys. Sometimes you can see the savings as you shop, but other times they will only show once your shopping is delivered and your final bill is generated, rather than showing while in your basket. The email you entered cannot be recognized. Mirror, signal, handbrake… know your next manoeuvre in car finance. Bubble T Cosmetics.
More info. Finance Finance All student finance Parents' guide Student loan calculator Free money cheat sheet. Student grants, bursaries and scholarships. Student Money Survey - Results.
Best student bank accounts How to become a millionaire by The best paid online survey websites. How to start a website in 20 minutes. Jobs Getting a job Search part-time jobs Graduate schemes Tax refund calculator.
Average graduate salaries in the UK How to write a great CV. Accommodation All accommodation Student survey Student bills guide Rent budget calculator Student letting agents.
Viewing student houses: what to look for. How to get your full tenancy deposit back.