Nut roast has a nutty, savory flavor that is similar to meatloaf or stuffing. The combination of nuts, grains, vegetables, and seasonings creates a rich, complex flavor profile that can vary depending on the ingredients used. The nuts add a rich, buttery flavor and a slightly crunchy texture, while the grains provide a hearty, chewy texture. Vegetables such as onions, garlic, and mushrooms can add depth and umami to the dish, while herbs and spices add warmth and complexity. Overall, nut roast has a satisfying, filling flavor that can be enjoyed by both vegetarians and meat-eaters alike.