The team showcase past reports about sweet treats. Matt Tebbutt explores the popularity of sour sweets and just why they taste so sharp, Kate Quilton discovers the secret to slow-melting ice cream, Briony May Williams reveals why some jams are runnier than others, and Amanda Byram finds out what puts the short in shortbread.

Jimmy Doherty unwraps some of his all-time favourite Asian adventures. In Thailand, he reveals an unexpected addition to spring rolls. On a visit to India, Jimmy uncovers why turmeric is in a lot more of your food than you realise. And in Sri Lanka, our host cracks the case of why coconuts are so popular in the UK.

Some of the team's favourite Italian gastronomic getaways. Matt Tebbutt probes the price difference in mozzarella, and visits Mount Vesuvius to find out why so many of our tinned tomatoes are imported from Italy. Jimmy Doherty reveals the saucy secrets behind pasta shapes, and Kate Quilton heads to Rome to learn the story of gelato.

Matt Tebbutt visits the Shreddies factory to uncover how cereals keep their crunch. Kate Quilton finds out why some egg yolks are more yellow than others, and if it is really worth paying extra for them. Briony May Williams goes in search of the ultimate bacon butty, and Amanda Byram visits the largest dairy company in the UK to get the lowdown on the shelf life of milk.

The presenters take a closer look at some sweet treats. Kate Quilton cracks the curious case of why faux cherry flavouring in sweets does not taste like the real fruit. Briony May Williams hits the baking trail to uncover how it is that ready-to-eat cookie dough doesn't need baking, and Amanda Byram finds out who put the hole in doughnuts.

Special episode featuring baking-related reports. Andi Oliver goes behind the scenes at Maryland Cookies, to find out how chocolate chips keep their shape. Briony May Williams heads to Germany to get to the bottom of a pretzel mystery, and also learns the surprising truth behind where bicarbonate of soda comes from, while Jimmy Doherty learns about the explosive properties of flour.

Jimmy Doherty determines whether brioche is bread or cake and why it has become the preferred choice for burgers, and Matt Tebbutt is on a mission to find out why our wine comes in bottles of so many different shapes and sizes. Kate Quilton gets to the bottom of why some ice creams melt faster than others.

Matt Tebbutt travels Uruguay to solve a mystery surrounding corned beef, and Briony Williams heads to Ireland to discover the difference between Scottish whisky and Irish whiskey. Plus, Dr Helen Lawal finds out the tricks snack manufacturers use to keep customers wanting more.

The team unearth secrets of Britain's favourite supermarket giants. Kate Quilton investigates soaring demand for online orders, and how the big chains have enlisted the help of robots to keep up, Matt Tebbutt uncovers the secrets to supermarket ready meals and why only some can be microwaved, while Andi Oliver finds out what supermarkets are doing to tackle food waste.

Jimmy Doherty travels to Thailand to discover why coriander is the herb of choice for some, but for others it seems to taste like soap. Matt Tebbutt is in Spain learning why some oranges are so hard to peel, and Briony Williams interrogates an important kitchen conundrum: Why dropped toast always lands the wrong side down.