Offers

GBK Beef Up Offer

Enjoy a 4oz Burger and side from £5.95 at GBK 

If you're in a hurry, it's a 15 minute lunch guarantee or lunch is on them

Terms & Conditions

Lunch on your next visit for free. Valid on the lunch menu, to a value of £6.95 only

Does not include lunch menu upgrades to 6oz

Valid Monday - Friday until 5pm at GBK restaurants in the UK mainland

Not valid in conjunction with any other offer menu or reward on the GBK app