The film delves into the rich history and cultural significance of delicatessens in America, showcasing the personal and professional journeys of modern deli owners. At the center of the story is Ziggy Gruber, a third-generation "deli man," who runs Kenny & Ziggy's New York Delicatessen in Houston, Texas. Through interviews and behind-the-scenes glimpses, the narrative paints a vivid picture of Ziggy's dedication to preserving traditional Jewish cuisine. Along the way, various restaurateurs and cultural historians contribute their insights, emphasizing the importance of delis as community hubs that offer more than just food, serving as social and cultural touchstones for generations.

The exploration extends beyond Ziggy's establishment to include iconic delis across the United States, highlighting their unique contributions and struggles in a changing culinary landscape. The film touches on themes of nostalgia, identity, and resilience while showcasing the labor-intensive work behind crafting authentic deli fare. As customers enjoy pastrami, matzo ball soup, and other staples, we gain glimpses of personal stories that reflect broader communal values. These narratives intertwine to offer a poignant reflection on how delis remain integral to the American culinary and cultural tapestry.