Sober-curious, flexitarian, keto or vegan, Gen Z are pushing the boundaries as never before when it comes to their diets. Christian Ward talks to flavour consultant and Masterchef champion Steven Wallis and Stylus’ head of food, beverage, travel & hospitality Mandy Saven about the impact this generation are set to have on the future of food, what brands can do to get ahead and what exactly is moon milk?