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Cauliflower Au Gratin Recipe

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  • Author: Lisa
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Total Time: 50 minutes
  • Yield: 6 servings 1x
  • Category: Side Dish
  • Method: Baking

Description

This Cauliflower Au Gratin is a delicious and cheesy alternative to the classic potato gratin. Tender cauliflower florets are bathed in a rich cheese sauce, topped with a crunchy breadcrumb topping, and baked to golden perfection.


Ingredients

Units Scale
  • 1 head cauliflower, cut into florets
  • 4 tablespoons unsalted butter
  • 3 tablespoons all-purpose flour
  • 2 cups hot milk
  • 1/4 teaspoon salt
  • 1/2 teaspoon freshly ground black pepper
  • 1/4 teaspoon ground nutmeg
  • 1 1/2 cups grated Gruyère cheese, divided
  • 1 cup grated Parmesan cheese, divided
  • 2 tablespoons unsalted butter, melted
  • 1/4 cup panko breadcrumbs

Instructions

  • Cook Cauliflower: Preheat oven to 375°F (190°C). Cook cauliflower florets in boiling salted water until tender-crisp. Drain well.
  • Make Cheese Sauce: Melt 4 tablespoons of butter in a saucepan. Whisk in flour and cook for 2 minutes. Gradually whisk in hot milk until smooth. Bring to a boil, whisking constantly, until thickened. Remove from heat. Stir in salt, pepper, nutmeg, 1 cup Gruyère cheese, and ½ cup Parmesan cheese until smooth.
  • Assemble Gratin: In a 9×13 inch baking dish, spread ⅓ of the cheese sauce. Layer cauliflower florets on top, then pour remaining cheese sauce over them. Sprinkle with remaining Gruyère and Parmesan cheese.
  • Make Breadcrumb Topping: Combine melted butter and panko breadcrumbs. Sprinkle over the cheese layer.
  • Bake: Bake for 30 minutes, or until golden brown and bubbly.

Notes

  • Gluten-Free: Substitute all-purpose flour with gluten-free flour.
  • Nutmeg: If you don’t have nutmeg, substitute with a few drops of hot sauce or a pinch of paprika.
  • Variations: Add bacon bits for a smoky flavor.
  • Storage: Refrigerate leftovers for up to 2 days. Reheat in the oven at 425°F (220°C) until heated through.

Nutrition

  • Calories: 350kcal
  • Sugar: 5g
  • Sodium: 500mg
  • Fat: 25g
  • Saturated Fat: 15g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 15g
  • Fiber: 3g
  • Protein: 18g
  • Cholesterol: 70mg