Just off Melbourne’s über-cool Brunswick Street, hipsters are queuing outside cult café Smith & Deli. But while the menu might be based on New York-style cuisine – pastrami sandwiches and home-cooked lasagne – here, things are a little different. Everything sold at Smith & Deli is 100% vegan.

With trends such as Veganuary or meatless Mondays driving a surge in veganism's popularity, some brands are riding the wave to show they are in sync with their customer's values. The Spread Eagle is a vegan pub in London that's showing young Britons how old institutions can learn new tricks.

While veganism used to be associated with bland meals, today's offerings – from fake 'meat' lasagnas to bright ready-made salads – have more Britons interested in going meat-free. Yet many are still unwilling to make a full commitment, choosing to go vegetarian one or two days a week instead.

Whether they’re vegan, gluten-free or lactose intolerant, 29% of Britons say they follow some kind of dietary restriction – which can make eating out problematic. Canvas8 spoke with 20 men and women from across the UK to find out how their food and drink requirements influence their dining habits.