Roasting lemon slices with the cauliflower sweetens and browns them around the edges, which mellows out the rind. You may substitute the rinsed and coarsely chopped rind of one Salt-Preserved Lemon, but do not add any salt until after tasting the roasted cauliflower.
Preheat the oven to 425°F. For easier cleanup, line a rimmed baking sheet with parchment paper. Cut into bite-sized florets:
Toss the cauliflower on the baking sheet with:
Spread the cauliflower in an even layer and roast, stirring halfway through cooking, until browned and tender, about 30 minutes. Transfer to a serving dish and toss with: