Ghent's plant-based transformation is less a story about ideology than about defaults. In 2009, the city designated Thursday as Veggie Day — not a ban, not a mandate, just a gentle structural nudge applied consistently across schools, care homes, canteens, and restaurants. Sixteen years later, the city has already hit the Flemish government's 2030 protein-shift target: flipping the animal-to-plant ratio from 60:40 to 40:60. That's not a cultural miracle. That's compounding infrastructure. The mechanism that keeps appearing, venue to venue, is stealth. At De Vooruit arts centre, oat milk became the default; cow's milk is now the opt-in. Result: 90% oat milk uptake, versus the 10–20% you'd get with a sign offering both. At Oh!Ma restaurant, plant-based Belgian comfort food — vol-au-vent, stew, meatballs — is presented without vegan signage at the door. Most walk-ins don't know. At Knol & Kool, 85% of customers aren't even vegetarian. The city didn't convert anyone. It just stopped making meat the path of least resistance. The school canteen is where this gets genuinely interesting. Rather than replacing meat dishes, caterers hybridised them: burgers and meatballs now contain 50–70% lentils, chickpeas, or carrots cut to the same size as mince. Every recipe goes through a taste panel of dietitians, chefs, and people with sensitivities to bitterness and texture. The feedback loop is continuous. The result: a 38% reduction in the carbon footprint of school meals since 2018, achieved without a single child being told they're saving the planet. Ghent's social restaurant model adds a dimension most plant-based urbanism stories skip. Parnassus, operating inside a former Franciscan church, serves 180–250 people a day; 67% pay a discounted rate tied to welfare status. On Thursdays, both mains are vegetarian or vegan. The plant-based agenda here is threaded through an employment project for long-term unemployed workers, a secondhand economy, community gardening. It's not a foodie amenity — it's civic infrastructure. The biotech layer is where the city's ambition scales past municipal policy. Those Vegan Cowboys — founded by the same people behind The Vegetarian Butcher — are producing casein (the animal protein responsible for cheese's melt, stretch, and gelation) from microorganisms. Vegan cheese currently holds 1% of global cheese purchases, while dairy-free milk has reached 14% of milk sales. The gap is the casein problem. If the Cowboys crack it at scale, Ghent won't just be a pleasant city to visit for its plant-based frites — it'll have been the origin point for the technology that makes vegan cheese edible. Deputy Mayor Hafsa El-Bazioui frames the philosophy precisely: reach many people with a modest nudge rather than a small group with a maximal ask. That's not political timidity — it's a considered reading of behaviour change literature. The city went car-free in 2017. It changed protein defaults in schools in 2021. It made oat milk the un-asked-for choice. None of these were dramatic. All of them compounded. What Ghent demonstrates is that food culture change doesn't require a values war. It requires patient institutional will, recipe science that takes taste seriously, and defaults set in the right direction. The city didn't moralize. It just made the plant-based option the one you didn't have to ask for — and then made sure it tasted good enough that you didn't want to.