Cauliflower Vegetable Casserole

Prep: 15 min Cook: 25 min Serves: 6 Cuisine: American

A hearty cauliflower and mixed vegetable casserole layered with cheese, onion, pimento, and crispy onion rings, perfect for family dinners and vegetable lovers alike.

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Ingredients

  • 2 (10 oz.) packages frozen cauliflower
  • 2 (10 oz.) packages frozen mixed vegetables
  • white sauce
  • 1 cup shredded cheese
  • 2 tablespoons dehydrated onion or 1 onion
  • chopped pimento
  • 1/2 cup cracker crumbs
  • 1 can onion rings

Instructions

  1. Cook the frozen cauliflower and mixed vegetables according to package directions.
  2. Stir shredded cheddar cheese into the white sauce.
  3. Butter a 2-quart casserole dish.
  4. Layer the cooked vegetables, dehydrated onion or chopped onion, and chopped pimento in the casserole.
  5. Pour the cheese-infused white sauce over the layered vegetables.
  6. Sprinkle cracker crumbs over the sauce.
  7. Repeat the layering process with remaining vegetables, onion, pimento, sauce, and cracker crumbs.
  8. Bake at 350°F (175°C) for about 25 minutes.
  9. During the last 5 minutes of baking, add onion rings on top of the casserole.

Tips & Substitutions

For a creamier texture, consider adding a touch of sour cream or Greek yogurt to the white sauce. If you prefer fresh vegetables, substitute the frozen cauliflower and mixed vegetables with chopped fresh ones, adjusting cooking time accordingly. You can also use different types of cheese, such as mozzarella or pepper jack, for unique flavor variations. This dish pairs beautifully with Baked Cornbread for a complete meal.

Serving Suggestions

This Cauliflower Vegetable Casserole is a hearty main dish that complements a fresh garden salad or steamed green beans. For a more filling meal, serve it alongside roasted chicken or baked fish. Garnish with fresh herbs like parsley or chives for added flavor and visual appeal.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place in a preheated oven at 350°F (175°C) for about 15-20 minutes, or until heated through. You can also microwave individual servings, though the texture may be less crisp.

Nutrition & Diet Analysis (per serving)

Each serving of Cauliflower Vegetable Casserole contains roughly 358 calories, with 9g protein, 49g carbohydrates, and 15g fat. It is an excellent source of vitamin A (71% of the Daily Value), vitamin C (69% of the Daily Value), and dietary fiber (24% of the Daily Value), and a good source of iron and protein. Note that it is relatively high in sodium, at 475mg per serving (21% of the Daily Value).

358 kcal 18% DV
Protein Fat Carbs

Macronutrients

Protein 8.5g 17% DV
Total Fat 15.2g 20% DV
Carbs 48.6g 18% DV
Fiber 6.6g 24% DV
Sugar 10.5g 21% DV

Electrolytes

Sodium 474.5mg 21% DV
Potassium 419.6mg 9% DV
Cholesterol 4.7mg 2% DV

Vitamins & Minerals

Vitamin A 641.2mcg 71% DV
Vitamin C 62.4mg 69% DV
Calcium 88mg 7% DV
Iron 3.3mg 18% DV
Diet fit High-fiber Under 400 cal
Contains Milk Wheat/Gluten

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 vegetables instead of frozen?

Yes, you can use fresh vegetables instead of frozen. Just chop them and steam or blanch them briefly until slightly tender before layering in the casserole. This will help retain their texture and flavor during baking.

What can I substitute for the white sauce?

If you don't have white sauce on hand, you can substitute with a can of cream of mushroom soup or a homemade béchamel sauce. For a lighter option, consider using a mixture of Greek yogurt and vegetable broth to achieve a creamy base.

Is this casserole suitable for vegetarian diets?

Yes, this Cauliflower Vegetable Casserole is suitable for vegetarian diets. It contains no meat and can be made entirely with plant-based ingredients, making it a great option for those following vegetarian recipes.

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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