Food Unwrapped Season 25

E1: Bubble Tea, Soured Cream, Canned Fish

In search of the secret to the bubbles in bubble tea, Kate Quilton visits a cassava farm in Kenya to get to the root of it. Jimmy Doherty is in Somerset exploring why sour milk is sneered at, though soured cream is revered. Plus, Helen Lawal reports from Portugal on canned fish.

E2: Cauliflower, Lemon Juice, Beer

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.

E3: Coffee, Parsnips and Frozen Pastries

Kate's in Kenya wondering how do cold-brew and iced-coffee differ? News from Staffordshire on why parsnips are so sweet. And do frozen pastries taste as nice as fresh pastries?

E4: Shallots, Baked Potatoes, Sheep's Milk

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?