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Broccoli Cheese Casserole

Made this dish for Thanksgiving 2025.
Course Side Dish

Equipment

  • 1 2.5 Quart casserole dish, a 9x9 pan will work

Ingredients
  

  • 5 Tablespoons Butter, unsalted
  • 1 Medium Shallot I used an onion
  • 3 Cloves Garlic, finely chopped
  • 4 Tablespoons Flour
  • 1 ½ Cup Whole milk
  • ½ Cup Half-and-half I used heavy cream
  • ½ Teaspoon Kosher salt Can use regular salt
  • ¼ Teaspoon Black pepper
  • 4 Cups Cheddar cheese, shredded, divided
  • 1 Pound Broccoli, cut into 1 inch pieces Or buy frozen florets
  • ½ Cup Panko bread crumbs

Instructions
 

  • Arrange a rack in center of oven; preheat to 350°. Grease a 2.5-qt. (or a 9" x 9" square) casserole dish.
  • In a large saucepan over medium heat, melt butter. Cook shallots and garlic, stirring occasionally, until softened, 3 to 5 minutes.
  • Add flour and cook, stirring, until vegetables are coated, 1 to 2 minutes. Add milk, half-and-half, salt, and pepper and bring to a simmer over low heat.
  • Cook, stirring frequently, until slightly reduced, 3 to 5 minutes. Add 3 c. cheese and stir until melted and combined.
  • Place broccoli florets in prepared dish. Pour milk mixture over broccoli.
  • In a small bowl, combine panko and remaining 1 c. cheese.  Top with panko mixture. 
  • Cover dish with foil or a lid and bake 20 minutes. Uncover and continue to bake until top is golden brown and crispy, 10 to 15 minutes more.