How well does your menu use vegetables as not just vegetables, but as ingredients that blend into the background — and in the process, make for a healthier dish? Cauliflower, for one, has surged in popularity in recent years, with sales of its products climbing 71 percent last year according to Nielsen data. (Having taken hold as a pizza crust ingredient and rice substitute, it is now moving into the snack category: Fast Company reports that a number of brands are releasing cauliflower-based snacks such as pickled cauliflower and cauliflower-powder based pretzels, crackers and chips.) But since cauliflower is expensive and difficult to mass-produce, there is room for other vegetables to take hold as undercover ingredients. This New Year, as people look to reset their health, where can you incorporate nutrient-dense vegetables in ways that allow them to disappear into the background?