Found 20th Feb 2017
Just received an email from GBK. Not sure if it's account specific or not.
Check the GBK app under "Rewards" and it should be there.

From GBK:

We've loaded a 'free lunch' badge into your rewards, and you just need to show this at your local GBK to redeem it. You'll be able to choose from a 4oz Classic Beef, Cheese, Chicken or Veggie burger, and enjoy with your choice of fries, homeslaw, simple green salad or the blue cheese slaw.

Terms & Conditions:

Valid 20th February – 3rd March 2017, Mon – Fri until 5pm. Eat in only. Not available through order & collect on the GBK app or Deliveroo. Valid on the standard 4oz lunch menu to the value of £6.95 only. Does not include lunch menu upgrades to 6oz. Cannot be used in conjunction with any other offer or GBK app reward. Valid at GBK restaurants in the UK, excluding GBK KidZania.
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17 Comments
Must be account specific, not showing for me
It's in my application
I got emailed. It's for people that haven't been there in a while to try to get you back.
I got a free baconnaise sauce voucher on the GBK app
Notting

I got a free baconnaise sauce voucher on the GBK app



​I also got a free baconnaise sauce voucher which i will use on my free burger
Just re-installed the app I have a free sides voucher, but it's been there a while because it was there when I last had the app installed.
no email but checked app and it's on!!!! Would have missed, thanks OP!
Guessing this won't show if I set up a new account then?
woldranger

Guessing this won't show if I set up a new account then?



I was thinking that myself, always worth a shot I suppose..
Got an email at one of their restaurants, you need the app which has code to redeem at the till.
Just had my burger,came with chips and sauce.
I didn't get an email but it's showing on my app! Thank you for posting as I definitely wouldn't have checked
[quote=AW0079]Just had my burger,came with chips and sauce. Hey so when it says lunch us they gave you a burger and fries? Cheers
No free burger only a baconnaise sauce voucher
Showing for me!! Awesome thanks!!!
only baconnaise

i guess you have to have used the app to order previously to get this offer
upset.brown.pant

only baconnaise :(i guess you have to have used the app to order … only baconnaise :(i guess you have to have used the app to order previously to get this offer



I downloaded and signed up to the app a while back...only went on it today to find if I have the deal and I do. Give it a couple days once signing up.
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