A married couple makes burgers so good, they don't need any gimmicks. Best friends scoop up a sweet American craze: edible cookie dough.

Three restaurant ideas battle for a life-changing investment - a Filipino food van, a duck stall and an Indian street-food stall.

Three new restaurant ideas battle for a life-changing investment - an Indian burger stall, a Thai concept and an Indian-Nepalese pop-up.

Three new restaurant ideas battle for a life-changing investment - a Nordic concept, a New-Spanish supper club and a Quebec diner.

Three new restaurant ideas battle for a life-changing investment - a plant-based concept after £1m, a sustainable cafe asking for £300k, and a Nordic pop-up looking for £210k.

New restaurant ideas battle for a life-changing investment - a bao bun concept seeking £575k, a Burmese supper club asking for £100k and a vegan rice-bowl stall after £250k.

Three new restaurant ideas battle for a life-changing investment - a Welsh concept seeking £750k, a seasonal pop-up after £200k, and a zero-waste food stall after £530k.

Presenter Fred Sirieix welcomes an all-British fine-dining concept, Epoch, and a Scottish street-food trader, ShrimpWreck, selling tempura prawn buns to Manchester. Epoch is seeking £600,000 to open its first restaurant in central London. ShrimpWreck is after £100,000 to open in Scotland.

Fred Sirieix welcomes FINCA, a Cuban street-food brand, and Wholesome Junkies, a local vegan junk-food idea, to Manchester.

Fred Sirieix welcomes Hollings, an idea serving British chophouse classics, and The Cheese Wheel, an Italian-inspired fresh pasta stall, with a cheese wheel at its heart, to Manchester. Hollings is looking for £200,000 to open in London's commuter belt. The Cheese Wheel is asking for £500,000.

Fred Sirieix welcomes Trap Kitchen, a soul-food inspired takeaway selling lobster tails, and Greedy Khao, a vegan Thai grab-and-go idea.

Twelve restaurant concepts seek major investment to launch their brand. Fred Sirieix welcomes a bubble and squeak idea and a high-end Korean idea to Manchester.