Citrus Free Classic Cauliflower Gratin
Bubbling, golden, and deeply comforting, this cauliflower gratin is the kind of dish that turns a humble vegetable into something genuinely impressive. Tender florets are blanketed in a silky Gruyère béchamel — built from butter, flour, whole milk, and a whisper of nutmeg — then finished with a buttery panko crust that crisps up beautifully in the oven. For anyone navigating a citrus-free lifestyle, gratins like this are a natural fit since the classic French technique relies entirely on dairy, flour, and aromatics with no citrus required at any step. There's no lemon juice hiding in the sauce, no zest in the topping — just clean, rich, savory flavors all the way through. The béchamel comes together quickly once you get the hang of the slow milk pour and constant whisking, and the payoff is a sauce that coats every floret without a single lump. A scatter of fresh parsley at the end adds a pop of color without disrupting anything. This is the kind of side dish that disappears fast at the table, so you may want to plan for seconds.
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Learn more →Ingredients
6 servings
- 1 large head cauliflower (about 2 lbs), cut into 1 ½-inch florets
- 1 tsp salt, plus more for the blanching water
For the béchamel
- 3 tbsp unsalted butter
- 3 tbsp all-purpose flour
- 2 cups whole milk
- ¼ tsp freshly grated nutmeg
- ¼ tsp black pepper
- 1 cup gruyère cheese, finely grated (about 3 oz), divided
For the topping
- ⅓ cup panko breadcrumbs
- 1 tbsp unsalted butter, melted
For serving
- 1 tbsp fresh flat-leaf parsley, finely chopped (optional)
Instructions
- 1
Preheat the oven to 400°F (205°C). Bring a large pot of generously salted water to a boil. Add the cauliflower florets and cook for 4 minutes, until just barely tender when pierced with a knife but still holding their shape. Drain in a colander and let steam-dry for 2 minutes.
- 2
Melt 3 tbsp butter in a medium saucepan over medium heat. Add the flour and whisk constantly for 1 to 2 minutes, until the mixture turns a pale golden color and smells faintly nutty.
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