Broccoli Gratin

Broccoli Gratin

Course Side Dish

Ingredients
  

  • 1/4 cup unsalted butter plus more for greasing
  • 3 tbsp all-purpose flour
  • 1 1/2 cups whole milk
  • 1 1/2 tsp salt plus more to taste
  • 1 pinch nutmeg freshly grated is always best
  • 1/2 tsp black pepper freshly ground is always best
  • 2 lbs broccoli florets approx 8 cups
  • 1 cup grated old cheddar approx 4 ounces
  • 1/2 cup bread crumbs

Instructions
 

  • Place a rack in the middle of the oven and preheat to 450 degrees F.
  • Butter an 8-by-8-by-2-inch baking dish or an 8-cup gratin dish.

Sauce

  • Melt 3 tablespoons of the butter in a medium saucepan over medium heat.
  • Whisk in the flour until smooth.
  • Cook, stirring, for 1 minute.
  • Add the milk, 1 1/2 teaspoons salt, and nutmeg and bring to a boil while whisking constantly.
  • Lower the heat and simmer, stirring occasionally, until the white sauce is thickened, about 10 minutes.
  • Season with pepper. Remove from the heat.

Broccoli

  • Meanwhile, bring about 1-inch of water to a boil in a large saucepan and set up a steamer on top.
  • Put the broccoli in the steamer and season with salt.
  • Cover, and steam until crisp-tender, about 5 minutes.
  • Put the broccoli in the prepared dish, sprinkle with half of the cheese and pour on the sauce.
  • Cover with the remaining cheese.

Baking

  • Melt the remaining 1 tablespoon butter in a medium skillet over medium-high heat.
  • Add the bread crumbs and cook, stirring, until lightly browned, about 2 minutes.
  • Cover the gratin with the bread crumbs.
  • Bake until lightly browned and bubbly, about 20 minutes. Serve immediately.