Irish Michelin chefs Gavin Cassidy and Eoin Lennon are selling vegan-friendly gravy. What sets Porter & Nash apart from the rest is that they’re made with kombu seaweed, a natural product with an “umami” flavour. […]

Irish Michelin chefs Gavin Cassidy and Eoin Lennon are selling vegan-friendly gravy. What sets Porter & Nash apart from the rest is that they’re made with kombu seaweed, a natural product with an “umami” flavour. […]