“Kerrygold is unique in its power to turn consumers into unpaid, yet vigorous, brand ambassadors. Sarah Jessica Parker, the actress, and Chrissy Teigen, the model and cookbook author, have both raved about it, unsponsored, on social media. Kourtney Kardashian called for it by name in recipes published on her now-shuttered app. (Perhaps it’s a ‘K’ thing?) Last year the actress Kate Beckinsale told People magazine that she packs Kerrygold in her suitcase when she travels.” Bloomberg: Irish Butter Kerrygold Has Conquered America’s Kitchens. (Unfortunately, the company has a really high churn rate.)