Broccoli-Cauliflower Cheese Casserole

Prep: 10 min Cook: 60 min Serves: 6 Cuisine: American

A creamy, cheesy casserole combining tender cauliflower and broccoli with savory cheese and mushroom soup, perfect for comforting family dinners or potlucks.

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Ingredients

  • 20 oz. frozen cauliflower
  • 16 oz. frozen broccoli spears
  • 16 oz. Cheez Whiz
  • 1 can cream of mushroom soup

Instructions

  1. Preheat the oven to 350°F (175°C).
  2. In a large mixing bowl, combine the Cheez Whiz, cream of mushroom soup, and cooked rice if using.
  3. Fold in the frozen broccoli spears and cauliflower from the frozen bags.
  4. Transfer the mixture to a 3-quart casserole dish, spreading evenly.
  5. Bake uncovered for 1 hour until hot and bubbly.
  6. Serve warm and enjoy.

Tips & Substitutions

To enhance flavor, consider adding garlic powder or onion powder to the cheese mixture. If you prefer a creamier texture, mix in some sour cream or cream cheese. For a healthier twist, substitute the Cheez Whiz with a homemade cheese sauce or nutritional yeast. This dish can also be made with fresh vegetables if you have them on hand.

Serving Suggestions

This Broccoli-Cauliflower Cheese Casserole pairs beautifully with roasted chicken or a simple green salad for a complete meal. It also makes a fantastic side dish for holiday gatherings. Consider serving with crusty bread or alongside vegetarian recipes for a comforting dinner.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to 4 days. To reheat, place in the oven at 350°F (175°C) for about 20 minutes until warmed through, or microwave in short bursts, stirring occasionally, until hot. Avoid reheating multiple times to maintain quality.

Nutrition & Diet Analysis (per serving)

Each serving of Broccoli-Cauliflower Cheese Casserole contains roughly 169 calories, with 7g protein, 30g carbohydrates, and 4g fat. It is an excellent source of vitamin C (113% of the Daily Value), and a good source of dietary fiber and protein. It also contributes 5g of dietary fiber toward your daily target.

169 kcal 8% DV
Protein Fat Carbs

Macronutrients

Protein 6.6g 13% DV
Total Fat 3.7g 5% DV
Carbs 30.1g 11% DV
Fiber 4.9g 18% DV
Sugar 4.1g 8% DV

Electrolytes

Sodium 56.5mg 2% DV
Potassium 499.3mg 11% DV
Cholesterol 0.8mg

Vitamins & Minerals

Vitamin A 59.2mcg 7% DV
Vitamin C 101.3mg 100% DV
Calcium 75.1mg 6% DV
Iron 2.3mg 13% DV
Diet fit Under 400 cal Low-fat
Contains Milk

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use fresh broccoli and cauliflower instead of frozen?

Yes, you can use fresh broccoli and cauliflower. Just steam them lightly before mixing with the cheese sauce to ensure they cook evenly in the casserole. Fresh vegetables may require a shorter baking time, so check for doneness regularly.

Is it possible to make this casserole ahead of time?

Absolutely! You can prepare the casserole a day in advance. Assemble it, cover it tightly with foil, and store it in the refrigerator. When ready to bake, remove from the fridge, allow it to sit at room temperature for 30 minutes, and then bake as directed.

What can I substitute for cream of mushroom soup?

If you don't have cream of mushroom soup, you can use a homemade version by combining equal parts of sour cream and milk with sautéed mushrooms and seasonings. Alternatively, any cream soup, like chicken or celery, can work as a substitute, maintaining a similar creamy texture.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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