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Cheesy Broccoli Cauliflower Casserole

  • Author: EMMA
  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Total Time: 40 minutes
  • Yield: 6 servings 1x
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Description

A creamy, cheesy vegetable au gratin with broccoli and cauliflower florets baked to golden perfection. Cozy, indulgent, and weeknight-friendly.


Ingredients

Units Scale
  • 4 cups broccoli florets (fresh preferred)
  • 4 cups cauliflower florets (fresh preferred)
  • 2 tablespoons olive oil
  • 1/2 cup onion, chopped or minced
  • 3 cloves garlic, minced
  • 2 tablespoons all-purpose flour (or gluten-free/almond flour)
  • 2 cups half and half (or cream/milk/plant-based milk)
  • 1 cup Swiss cheese, shredded
  • 1 cup white cheddar cheese, shredded
  • 1/2 cup Parmesan cheese + 2 tablespoons extra for topping
  • 1/4 teaspoon ground nutmeg
  • Salt and pepper to taste
  • 2 tablespoons melted butter
  • 1/2 cup panko breadcrumbs (or gluten-free)

Instructions

  1. Preheat oven to 375ยฐF (190ยฐC). Lightly grease an 8ร—8 or 9ร—9 baking dish.
  2. Steam broccoli and cauliflower until crisp-tender (~5 minutes). Drain and set aside.
  3. In a skillet, heat olive oil over medium. Add onions; sautรฉ 5 minutes until translucent. Add garlic; stir 30 seconds.
  4. Add flour and stir until golden.
  5. Gradually whisk in half and half, ยฝ cup at a time, until thick and smooth.
  6. Reduce heat. Stir in Swiss, cheddar, and ยฝ cup Parmesan until melted. Add nutmeg, salt, and pepper.
  7. Add vegetables to sauce and gently combine. Pour into prepared dish.
  8. In a bowl, mix melted butter, breadcrumbs, and 2 tbsp Parmesan. Sprinkle over top.
  9. Bake for 25 minutes or until bubbly and golden. Serve hot.


Notes

Use freshly shredded cheese for best flavor. Steam vegetables until just tender. Refrigerate leftovers up to 4 days or freeze for 3 months. Reheat at 350ยฐF or in the microwave.


Nutrition

  • Serving Size: 1 portion
  • Calories: 290
  • Sugar: 4g
  • Sodium: 350mg
  • Fat: 20g
  • Saturated Fat: 11g
  • Unsaturated Fat: 8g
  • Trans Fat: 0g
  • Carbohydrates: 14g
  • Fiber: 3g
  • Protein: 11g
  • Cholesterol: 50mg