Guy Fieri tries Costa Rican dishes in Chicago, and a modern take on Mexican empanadas in San Antonio, Texas

Guy Fieri visits a chef serving homemade pretzels with a special beer and cheese sauce in Manhattan, New York

Guy Fieri visits a brewery in Chicago that serves mussels and brisket sandwiches

Guy Fieri visits a husband and wife in Nashville who run a gourmet food truck serving unique versions of the grilled cheese sandwich

Guy Fieri visits a Chinese restaurant using family recipes in Vancouver, British Columbia where they hand-pull noodles

Guy Fieri continues his culinary adventure as he samples a Tex-Mex selection of savoury soups in Dallas

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Buying goods from the comfort of home

Guy Fieri tries a duck club sandwich with home-made garlic mayo in Charleston, South Carolina

Guy Fieri is joined by comedian Dennis Miller and singer Brad Paisley and they explore traditional eats alongside newcomers in Santa Barbara, California

Guy Fieri visits a bar in Astoria, New York, serving slow-roasted lamb ribs with fresh tzatziki

Guy Fieri travels America for a taste of the south, including sampling a sandwich with avocado and fresh crab mayonnaise in San Francisco

Casey Webb heads to Long Island for an Italian chicken parmesan-pizza hybrid, a twist on a Jewish meat-and-potato tradition and a 10-scoop ice cream challenge

Casey Webb visits Richmond for a lesson on New Zealand-style savoury pies. Plus, he enjoys an elevated Jewish deli experience and a mighty burger challenge

Casey Webb heads to his home state, New Jersey, where he samples an iconic Italian hot dog, a Portuguese pork sandwich and takes part in a taco challenge

Casey Webb ventures to Roswell, New Mexico for a UFO-inspired Thanksgiving sandwich. Later, he takes on the undefeated 10-98 challenge

Casey Webb visits Hartford, Connecticut for a sweet and savoury burger with a surprising mix of toppings. Later, he takes on a spicy taco challenge

Casey Webb's quest for food takes him to Delaware for an ice cream custard that has locals lining up. Plus, he takes on a daunting surf and turf challenge

Casey Webb visits Virginia Beach, where he enjoys a street corn fritter-topped burger, a decadent croissant-muffin hybrid and a corned beef omelette challenge

Casey Webb's quest takes him to Brooklyn for a barbecue and deli feast. Plus, he samples an Italian seafood staple and takes on a spicy shrimp challenge

Casey Webb heads to Boulder, Colorado for a bourbon burger blast and campfire classic. Plus, he samples an insanely hot pizza with three layers of ghost pepper

Casey Webb's journey takes him to New York for a nostalgic twist on the classic buffalo wing Later, he samples a crispy and melt-in-the-mouth chocolate delicacy

In Northern Ireland, James and local boy Paul Rankin brave the Carrick-a-Rede rope bridge together, then James cooks a tasty fish dish with the dramatic coastline as his backdrop

James samples the culinary delights of Northern Ireland with friend and fellow chef Paul Rankin, visiting a wasabi farm and a honey producer. James cooks overlooking the dramatic backdrop of Slieve Gullion - the highest point in Armagh - before the pair visit Lough Neagh

The bakers are hoping for a Hollywood handshake this week as they tackle bread, the steely-eyed judge's speciality. They begin by putting their stamp on a pizza, then are asked to make a classic pastry in the technical challenge. For the showstopper, they tackle the decorative Swedish sandwich cake the smörgåstårta. Who will claim star baker - and who will be hanging up their apron?

The bakers take on three challenges exploring authentic Mexican bakes, as they put their twist on the classic sweet bread pan dulce for the Signature, tackle a Mexican street food staple in the Technical, and make their own showstopping version of the milk-soaked tres leches cake. Which bakers will impress Prue Leith and Paul Hollywood enough to keep their place in the tent, and who will be heading home? Noel Fielding and Matt Lucas present