Q You're a podcaster these days. Your show, Intoxicating History with drinks writer Henry Jeffreys, looks at the booze through the ages. What's coming up on it?
A All sorts, like Roman food and drinks – which I'm fascinated by. It's nice to sort of natter away with someone who knows so much about booze. We've had some excellent guests, including the queen of the martini, Alice Lascelles.
Q Talking of which, what are your favourite cocktails as the weather gets warmer?
A Well, one would have to be a martini, because that's a perennial, obviously, but also, a real cliché, Pimm's. When I was growing up, my dad always had the Pimm's Vodka Cup No 6. The key to a good one is plenty of mint from the garden…