Cook 1 large head cauliflower (cut into florets) in a steamer basket set over simmering water, covered, 20 minutes. Transfer to a food processor and puree with 3 tablespoons butter, 2 tablespoons half-and-half and 1/4 teaspoon lemon zest; season with salt and pepper. Top with chopped chives.
Photograph by Charles Masters
Courtesy of Food Network Magazine