About Gourmet Burger Kitchen (GBK) - Belsize Park
MASTERS OF THE MEDIUM BEEF. It starts with the beef, ours is 100% British, grass-fed, hand-selected cuts of chuck, brisket, flank and 30-day dry-aged steak, chargrilled just how you like it. Don't forget our famous handmade onion rings, homemade sauces and delicious sides. Not into beef? No worries. Our chicken, veggie and gluten-free options ensure no one’s left out.
5 Meal Deals from £15.45
Good value everyday
Smashed Burger Meal Deal
Highly rated· "We do not offer burger customisations for our meal deals"Save up to 15% in our Meal Deal£15.45Smashed Burger Meal Deal for 2
"We do not offer burger customisations for our meal deals"Save up to 30% in our Meal Deal£28.95Beef Burger Meal Deal
"We do not offer burger customisations for our meal deals"Save up to 15% in our Meal Deal£15.45Chicken Meal Deal
"We do not offer burger customisations for our meal deals"Save up to 15% in our Meal Deal£15.45Plant Based Meal Deal
"We do not offer burger customisations for our meal deals"Save up to 15% in our Meal Deal£15.45
Popular with other people
Classic Cheese
797 kcal
£11.45Smashed Classic 2 Patties
848 kcal
£10.45The Classic Beef
£10.45Classic Chicken
400 kcal
£11.45The Classic Veggie
Highly ratedChoose from handmade pan-fried bean or BEYOND MEAT® patty, vegan mayo, lettuce, tomato, red onion and GBK relish322 kcal
£12.45Oreo Milkshake
880 kcal
£6.25⭐NEW⭐ 5 x Chicken Tenders
518 kcal
£7.95⭐DELIVERY EXCLUSIVE⭐ Rocket Man
Highly ratedCheddar cheese, jalapeños, paprika crispy onions, baconnaise and habanero jam.998 kcal
£12.95⭐DELIVERY EXCLUSIVE⭐ Beef Bacon and Avocado
883 kcal
£13.95Smashed Classic 3 Patties
1088 kcal
£12.95
🍔 SMASHED BEEF BURGERS 🍔
STACK YOUR SMASH BURGERS HIGH! ALWAYS MADE FROM 100% BRITISH GRASS FED, HAND-SELECTED CUTS OF CHUCK, BRISKET, AND 30 DAY DRY AGED STEAK. SERVED WITH OUR SIGNATURE SAUCES
Smashed Classic 2 Patties
2 smashed patties, American cheese, gherkin and onion with GBK house mayo848 kcal
£10.45PopularSmashed Classic 3 Patties
3 smashed patties, American cheese, gherkin and onion with GBK house mayo1088 kcal
£12.95Smashed Classic 4 Patties
4 smashed patties, American cheese, gherkin and onion with GBK house mayo1329 kcal
£15.45Smashed Blue 2 Patties
2 smashed patties , Blue cheese crumb, blue cheese sauce, gherkin and onion with GBK house mayo913 kcal
£11.45Smashed Blue 3 Patties
3 smashed patties , Blue cheese crumb, blue cheese sauce, gherkin and onion with GBK house mayo1142 kcal
£13.95Smashed Blue 4 Patties
4 smashed patties , Blue cheese crumb, blue cheese sauce, gherkin and onion with GBK house mayo1371 kcal
£16.45
🍔 BEEF BURGERS 🍔
100% BRITISH BEEF PATTIES MADE FROM HAND-SELECTED CUTS OF 30 DAY DRY AGED STEAK, SHORT RIB, BRISKET AND CHUCK
⭐NEW⭐ El Torro Macho
Our 6oz Beef patty, Smokey Slaw, Cheddar Cheese, Fresh Avocado, Pickled Pink Onions, Habanero Jam, BBQ Mesquite Grinder£12.95⭐DELIVERY EXCLUSIVE⭐ Beef Bacon and Avocado
Our 6oz British Beef patty, bacon, smashed avocado, mayo and relish883 kcal
£13.95⭐DELIVERY EXCLUSIVE⭐ Texan Burger
Our 6oz Beef patty, bacon, American cheese, paprika crispy onions, chipotle mayo and relish£12.95⭐DELIVERY EXCLUSIVE⭐ Rocket Man
Highly rated· Cheddar cheese, jalapeños, paprika crispy onions, baconnaise and habanero jam.998 kcal
£12.95The Gravy Train
Our 6oz British Beef patty, American cheese, barbacoa pulled beef, gherkins, red onion, GBK house mayo and beef dripping jus£13.45The Gravy Train Double
Double Patty, American cheese, barbacoa pulled beef, gherkins, red onion, GBK house mayo and beef dripping jus£16.95The Classic Beef
Our 6oz British Beef patty, GBK relish, lettuce, onion, tomato and GBK house mayo£10.45PopularClassic Cheese
Our 6oz British Beef patty, Choose from American or mature cheddar cheese, GBK relish, lettuce, onion, tomato and GBK house mayo797 kcal
£11.45PopularThe Taxi Driver
American cheese, onion ring, GBK relish, chipotle mayo, dill pickle, salad.£12.95
🐔 CHICKEN BURGER 🐔
100% BRITISH CHICKEN BREAST, HAND-BREADED AND FRIED IN OUR SIGNATURE COATING OR GRILLED TO ORDER
⭐NEW⭐ El Pollo Loco
Grilled or Panko Chicken breast, Smokey Slaw, Cheddar Cheese, Fresh Avocado, Pickled Pink Onions, Habanero Jam, BBQ Mesquite Grinder£12.95Satay Bomb
Panko fried or grilled chicken breast, satay sauce, fiery red root relish, sesame seeds, pink pickled onions, spring onion and mayoContains Peanuts574 kcal
£12.45Classic Chicken
Panko or grilled chicken breast, lettuce, onion, tomato, GBK relish and GBK house mayo400 kcal
£11.45PopularK Town
Panko or grilled chicken breast, kimchi slaw, Korean BBQ sauce, seasame seeds, spring onion, coriander and red chillis439 kcal
£12.45
🌱 BEAN & BEYOND 🌱
POWERED BY PLANTS
The Classic Veggie
Highly rated· Choose from handmade pan-fried bean or BEYOND MEAT® patty, vegan mayo, lettuce, tomato, red onion and GBK relish322 kcal
£12.45The Californian
Choose from handmade pan-fried bean or BEYOND MEAT® patty, vegan mayo, lettuce, tomato, red onion, fiery red root relish, avocado, vegan Applewood cheese and paprika onion545 kcal
£13.45
🍟 FRIES & SIDES🍟
Our tips for hot fries! Place our fries in a china bowl and reheat for 20 seconds in the microwave
4 Crispy Chicken Wings
Crispy fried chicken wings with a sauce of your choice386 kcal
£6.45⭐NEW⭐ Truffle Mac
Truffle mac & chesse with bacon and chives785 kcal
£6.00⭐NEW⭐ 3 x Chicken Tenders
3 chicken tenders with your choice of 2 sauces518 kcal
£4.95⭐NEW⭐ 5 x Chicken Tenders
5 chicken tenders with your choice of 2 sauces518 kcal
£7.95⭐NEW⭐ Cowboy Beans
Currently sold out£3.00Skinny Fries
Lightly seasoned272 kcal
£4.00Chunky Fries
Lightly seasoned439 kcal
£4.00Onion Rings
Lightly spiced, panko crumbed659 kcal
£4.75Mixed Salad
Mixed leaves, toasted seeds, vinaigrette dressing25 kcal
£3.50GBK Homeslaw
Cabbage, spring onions, carrot, celeriac, with house dressing184 kcal
£3.75Blue Cheese Slaw
Cabbage, spring onion, carrot, celariac with blue cheese dressing and chives252 kcal
£3.75⭐NEW⭐ Warm Cheese Sauce
Perfect for sharing£3.00⭐NEW⭐ Beef Dripping Red Wine Jus
Perfect for sharing£3.008 Crispy Chicken Wings
Crispy fried chicken wings with a sauce of your choice771 kcal
£11.45Chicken Satay Salad
Grilled chicken, coated in satay sauce, on a bed of lettuce, cabbage, celeriac, carrot, red chillies and spring onion. Garnished with coriander, sesame seeds and drizzled with sriracha hot sauce545 kcal
£9.75
HOUSE SAUCES
The perfect chip deserves the perfect sauce
Fiery Red Root Relish
55 kcal
£1.25GBK House Relish
58 kcal
£1.25Blue Cheese Mayo
269 kcal
£1.50Garlic Mayo
259 kcal
£1.25Chipotle Mayo
206 kcal
£1.25Baconnaise
267 kcal
£1.25Truffle Mayo
292 kcal
£1.25Habanero Jam
42 kcal
£1.25Spicy BBQ
101 kcal
£1.25Hot Honey Butter
153 kcal
£1.25Satay Sauce
168 kcal
£1.25
🥧 DESSERTS 🥧
Vanilla Ice Cream Tub
428 kcal
£5.50⭐Reduced⭐ Chocolate Ice Cream Tub
£2.50⭐Reduced⭐ Salted Caramel Ice Cream Tub
£2.50
🍨 SHAKES 🍨
Mind melting good flavours
Lotus Biscoff Milkshake
1036 kcal
£6.00Chocolate Milkshake
902 kcal
£5.95Vanilla Milkshake
744 kcal
£5.95Caramel Milkshake
952 kcal
£5.95Oreo Milkshake
880 kcal
£6.25Strawberry Milkshake
846 kcal
£5.95
🥤 SOFT DRINKS 🥤
Coca Cola Can
139 kcal
£2.50Coke Zero Can
1 kcal
£2.30Diet Coke Can
2 kcal
£2.30Sprite Zero Can
3 kcal
£2.30Fanta Can 330ml
10 kcal
£2.50Red Bull
250ml115 kcal
£3.50Red Bull Sugar Free
250ml8 kcal
£3.50J20 Orange and Passionfruit
275ml63 kcal
£3.20J20 Apple and Raspberry
275ml61 kcal
£3.20Spark Water
330ml Bottle2 kcal
£3.20Still Water
330ml Bottle2 kcal
£3.20
🍻 BEER & CIDER 🍻
⭐NEW⭐ Sol
Currently sold out£5.50Brixton Cold Harbour Lager
Currently sold out£5.45Brixton Reliance Pale Ale
330ml (4.2%)£5.45Brixton Atlantic American Pale
330ml (5.4%)£5.95INCHS Cider
440ml (4.5%)£5.45Hawkstone Lager
330ml (4.8%)£5.75Lucky Saint
330ml (0.5%)175 kcal
£5.25Cruzcampo Bottle
(4.4%)£6.00
🍷 WINES 🍷
Merlot
(Chile) (12.5%)578 kcal
£18.50Rose
(France) (12.0%)578 kcal
£24.00Sauvignon Blanc
(South Africa) (12.5%)578 kcal
£25.00Prosecco 75cl
Currently sold out£25.95
