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Creamy Winter Vegetable Casserole Recipe

5 Stars 4 Stars 3 Stars 2 Stars 1 Star 3.9 from 5 reviews
  • Author: Evelyn
  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Total Time: 40 minutes
  • Yield: 6 servings
  • Category: Casserole
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

This Creamy Winter Vegetable Casserole features tender cauliflower, broccoli, and carrots enveloped in a rich, cheesy sauce with a hint of garlic and nutmeg. Topped with golden breadcrumbs and freshly chopped parsley, this comforting dish is perfect for cold days and serves as a hearty side or vegetarian main.


Ingredients

Vegetables

  • 2 cups cauliflower florets
  • 2 cups broccoli florets
  • 1 1/2 cups sliced carrots

Cheese Sauce

  • 2 tablespoons butter
  • 2 tablespoons all-purpose flour
  • 2 cups whole milk (warm)
  • 1 cup shredded cheddar cheese
  • 1/2 cup grated Parmesan cheese
  • 1/2 teaspoon garlic powder
  • 1/4 teaspoon ground nutmeg
  • Salt and freshly ground black pepper, to taste

Topping and Garnish

  • 1/4 cup breadcrumbs (optional, for topping)
  • 1 tablespoon chopped parsley (for garnish)


Instructions

  1. Preheat and prepare dish: Preheat your oven to 375°F (190°C) and grease a 9×13-inch baking dish to ensure the casserole won’t stick.
  2. Steam the vegetables: Wash and chop cauliflower, broccoli, and carrots into bite-sized pieces. Steam them for 5 to 7 minutes until they are just tender but still retain a bit of crunch.
  3. Make the roux: In a medium saucepan over medium heat, melt the butter. Stir in the all-purpose flour and cook for 1 to 2 minutes, stirring constantly, to form a roux, which will thicken the sauce.
  4. Add milk and thicken sauce: Gradually whisk in the warm whole milk. Continue cooking and whisking for about 3 to 5 minutes until the sauce thickens to a smooth and creamy consistency.
  5. Season and add cheese: Stir in the garlic powder, ground nutmeg, salt, and black pepper. Add the shredded cheddar and grated Parmesan cheese, stirring until the cheeses fully melt into the sauce.
  6. Combine vegetables and sauce: Place the steamed vegetables in a large bowl and pour the creamy cheese sauce over them. Gently fold to coat all vegetables evenly without mashing them.
  7. Assemble casserole: Transfer the cheese-coated vegetables into the prepared baking dish. Sprinkle breadcrumbs evenly over the top if using for an added crispy topping.
  8. Bake and broil: Bake the casserole in the preheated oven for 20 to 25 minutes until bubbling hot and the top is golden brown. For an extra crispy top, broil for an additional 2 to 3 minutes, watching closely to avoid burning.
  9. Rest and garnish: Let the casserole rest for 5 to 10 minutes after baking to set. Garnish with freshly chopped parsley before serving warm.

Notes

  • Steaming vegetables just until tender helps retain nutrients and texture for the casserole.
  • Using warm milk helps prevent lumps when making the cheese sauce.
  • Breadcrumb topping is optional but adds a delightful crunch; use gluten-free breadcrumbs to make this recipe gluten-free.
  • Feel free to swap out cheeses or add other winter veggies like Brussels sprouts or parsnips.
  • To make the casserole ahead, assemble and refrigerate before baking; increase bake time slightly if baking from cold.