In Israel, Kate unearths icing sugar's secret ingredient. Jimmy grapples with a team of wrestlers who swear by a mysterious yoghurt called skyr. And Matt deep-dives for edible seaweed. [AD,S]
Kate Quilton heads to Spain in pursuit of the perfect tomato. What's the difference between risotto rice and long grain? And why aren't pork scratchings made from British pigs? [AD,S]
Some favourite investigations. Jimmy Doherty looks at how squid and chips could become our national dish. Kate Quilton reports on kangaroo meat. Matt Tebbutt investigates pesto. (S17 Ep3) [AD,S]
The team explore how the UK food industry is meeting the challenges of climate change - from cucumber wrapping and pumpkins at Halloween to beef production and meat substitutes. (S21 Ep1) [AD,S]
The team uncork the mystery of wine and hangovers. Amanda Byram explores peas and the plastic pollution problem. And why doesn't shop-bought grated cheese stick together? (S23 Ep3) [AD,S]
Recipe boxes are increasingly popular - but are they good value? Does it matter what kind of water you drink? And Jimmy Doherty reveals the best way to remove the smell of fish. (S23 Ep2) [AD,S]
How many apples are there in a can of cider? How does a humble vegetable become trademarked? And should we be concerned about the white stuff on salami? (S23 Ep4) [AD,S]
Some favourite investigations. In Kenya, Jimmy Doherty looks into the flavours and pricing of tea. Matt Tebbutt visits a Norwegian scallop farm. Kate Quilton checks out limes in Israel. [AD,S]
Kate, Jimmy and Matt revisit some of their favourite investigations. What's the difference between white and dark rum? What's the jelly in a jelly bean? And why do anchovies taste salty? [AD,S]
Can coffee help you sober up? Kate investigates trendy drink kombucha and meets people who are turning it into clothes! And which cut of beef do thin-cut steaks come from? (S14 Ep6) [AD,S]
The gang dig up more fantastic food facts. Are shallots actually small onions? There's a price query about the cost of baked potatoes. And what's wrong with sheep's milk? (S25 Ep4) [AD,S]
Kate's in Kenya, wondering: how do cold-brew and iced-coffee differ? Plus news from Staffordshire on why parsnips are so sweet. And do frozen pastries taste as nice as fresh ones? (S25 Ep3) [AD,S]
What's the 'flower' in cauliflower wonders Kate? Plus the long life of lemon juice. And a fess-up at the brewery as the meaning of 'bottle conditioned' beer is revealed. (S25 Ep2) [AD,S]
Jimmy investigates the popularity of the soy bean. Kate looks at the growing trend for hemp-based foods. And how do supermarkets get the iced writing on birthday cakes so perfect? (S17 Ep2) [AD,S]
Jimmy Doherty uncovers the secret behind how potatoes are turned into unusually shaped crisps. Plus: can carb-restrictive diets really burn fat quicker? And why is smoked fish yellow? [AD,S]
How do you milk a camel? Kate Quilton investigates, and explores camel milk's rising popularity. And should we buy supermarkets' standard products or value ranges? (S16 Ep4) [AD,S]
Kate Quilton uncovers something surprising about small hens' eggs. Plus: why can't you eat supermarket burgers pink? And where do the bubbles in beer come from? (S16 Ep3) [AD,S]
Jimmy Doherty learns the surprising truth about pizza prices. Kate Quilton discovers a potentially life-saving property of shrimp shells. Matt Tebbutt investigates salted caramel. (S16 Ep2) [AD,S,W]
Are baked beans baked? If stinky cheese smells so bad, why does it taste so good? And Matt Tebbutt gets the lowdown on low-calorie champagne. (S15 Ep9) [AD,S]
Jimmy Doherty investigates a looming coconut shortage in Sri Lanka. Could compostables be the answer to our worldwide plastics problem? And why are macarons so expensive? (S16 Ep1) [AD,S]
Jimmy Doherty discovers why caviar is so expensive. Kate Quilton reveals how a malty unsung hero is made. And Matt Tebbutt goes nuts for muesli. (S15 Ep6) [AD,S]
What provides the natural bright blue dye in our sweets? Why is there jelly in our pork pies and how does it get there? And why is soft-shell crab such a delicacy? (S15 Ep5) [AD,S]
Kate discovers how the way you drink tea can affect its taste. Matt investigates the difference between bubble gum and chewing gum, and discovers an unusual use for used gum. (S15 Ep4) [AD,S]
Is a parasite hiding in your sushi? Can M&S trace their burgers back to the cow? Plus: Matt Tebbutt investigates concerns about naturally occurring arsenic in baby rice products. (S15 Ep3) [AD,S]
Kate Quilton investigates the worrying rise in peanut allergies. Matt Tebbutt traces the British blackcurrant from the field to the Ribena factory. Plus: oregano. (S15 Ep2) [AD,S]
Can eating too many poppy seeds make you fail a drugs test? Kate Quilton learns the consequences of tipping cooking oil down the drain. Plus: ancient grain bread. (S15 Ep1) [AD,S]
Jimmy Doherty fires up the barbecue and asks why brioche buns have become the go-to for burgers. And the scoop on how some ice-creams get melty and messy much faster than others. (S22 Ep2) [AD,S]
Jimmy Doherty investigates microplastics in some of our most popular soft drinks. Kate Quilton tackles nettles. Amanda Byram asks: why do rhubarb and custard go so well together? (S19 Ep5) [AD,S]
What's the most nutritious lettuce in a salad bag? Is sea salt all it's cracked up to be? And in Suffolk, Briony May Williams explores the difference between light and dark ales. (S20 Ep3) [AD,S]
Jimmy investigates turmeric in India, and Kate finds out how much milk is in chocolate, while Andi draws the short straw and investigates asparagus and pungent pee problems. (S19 Ep3) [AD,S]
Amanda Byram is plunged into darkness in the rhubarb triangle. Andi Oliver reveals how much sugar is in our takeaway milkshakes. And Matt Tebbutt investigates sunflower seeds. (S19 Ep7) [AD,S]
Is there anything Scottish about Scotch eggs? Why is honey off the menu for tiny tots? And in Argentina, home of the steak, the truth about the blood-like juice in packs of beef. (S20 Ep2) [AD,S]
In Argentina, Matt Tebbutt experiences perfect popcorn. Andi Oliver looks at how blue cheese comes together. And from Germany, the lowdown on electricity and cutting-edge crisps. (S20 Ep1) [AD,S]
The gang hit the road to find out more food facts. Why does pasta come in so many different shapes? How much butter's in buttermilk? And how do ready meals get their spice rating? (S21 Ep3) [AD,S]
Why does dropped toast always land the wrong side down? Plus: the truth about hard-to-peel oranges. And how come some people love coriander while others think it tastes like soap? (S24 Ep3) [AD,S]
The team investigate how instant cappuccino gets its froth. Why do most tinned tomatoes come from Italy? And an odyssey across Europe reveals how fluffy panettone lasts so long. (S19 Ep1) [AD,S]
The gang find out how much meat is in your sausage. How does orange wine get its colour? And Amanda Byram tests a high-tech solution for a perfect millionaire's shortbread. (S23 Ep1) [AD,S]
Jimmy Doherty finds out what the white skin on Brie is made from. Helen Lawal explores how candy floss is inspiring a food revolution. Briony May Williams goes crayfish trapping. (S19 Ep4) [AD,S]
How can there be so many tomatoes in a tomato ketchup bottle? When did oysters go from Victorian bar snack to luxury food? Plus: the truth about medium vs large eggs. (S18 Ep3) [AD,S]
A trip to California reveals the secret to perfect walnuts. Matt Tebbutt finds out what makes sour sweets sour. And how do brewers make their trendy hazy beers cloudy? (S18 Ep2) [AD,S]
Why do baguettes go stale faster than a sliced loaf? Why is buffalo mozzarella much more expensive than cow mozzarella? And the surprising secret to how mushy peas get mushed. (S18 Ep1) [AD,S]
What gives fizzy sweets their fizz, and can you harness their explosive power in a rocket? One in five of us lack vitamin D: can mushrooms help? And are breakfast smoothies safe? (S15 Ep8) [AD,S]
Kate checks out a space-age German pickling machine. How do you make a kipper, and why don't we eat them for breakfast any more? And why are rice cakes white? (S15 Ep7) [AD,S]
Can coffee help you sober up? Kate investigates trendy drink kombucha and meets people who are turning it into clothes! And which cut of beef do thin-cut steaks come from? (S14 Ep6) [AD,S]
Since the sugar tax was introduced, manufacturers have been putting less sugar in some of our favourite brands. But what are they adding instead? Plus: sliced bread, and chicken. (S14 Ep5) [AD,S]
Kate meets a tech start-up who hope to feed the world by growing fish flesh in a dish. Plus: how do you make ice cubes that aren't cloudy? And why can't you put papaya in jelly? (S14 Ep4) [AD,S]
In China, Matt Tebbutt helps to cultivate pearls from surprising creatures. And why does sliced ham sometimes have a weird rainbow pattern on it? (S14 Ep3) [AD,S]
Could a threat to British juniper berries spell the end of the gin resurgence? Kate checks out macadamia nuts, and Matt finds out what's so bad about his double-dipping habit. (S14 Ep2) [AD,S]
How come schnapps is always clear despite being made from bright, colourful fruits? Why do supermarkets sell so many of the same herbs? Plus, soft and crusty bread rolls compared. (S24 Ep5) [AD,S]
Why is the shelf life for a vegetable stir-fry mix so short? What's the secret to making perfect layers in a rocket ice lolly? And, in Portugal, Kate investigates piri-piri. (S24 Ep1) [AD,S]
Why are some fruits hairier than others? What's the difference between single and double cream? Plus: the science behind why canned food can keep for so long. (S24 Ep4) [AD,S]
Briony May Williams finds out why some radishes are hot. Andi Oliver asks why pre-made sandwiches contain mayonnaise. And Kate Quilton discovers how truffles are grown. (S24 Ep2) [AD,S]
The gang find out what exactly locust bean gum is. Why is strawberry juice so elusive at the supermarket? And in the Orkney Islands, Matt uncovers some very special residents. (S23 Ep5) [AD,S]
How many apples are there in a can of cider? How does a humble vegetable become trademarked? And should we be concerned about the white stuff on salami? (S23 Ep4) [AD,S]
Recipe boxes are increasingly popular - but are they good value? Does it matter what kind of water you drink? And Jimmy Doherty reveals the best way to remove the smell of fish. (S23 Ep2) [AD,S]
The team uncork the mystery of wine and hangovers. Amanda Byram explores peas and the plastic pollution problem. And why doesn't shop-bought grated cheese stick together? (S23 Ep3) [AD,S]