Zesty Winter Vegetable Casserole

Prep: 10 min Cook: 20 min Serves: 4 Cuisine: American

A vibrant winter casserole combining tender carrots and Brussels sprouts with a tangy horseradish mayonnaise topping, perfect for festive gatherings or cozy family dinners.

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Ingredients

  • 1 1/2 to 2 cups carrots
  • 1/2 cup mayonnaise
  • 1 1/4 Tbsp prepared horseradish
  • 1/2 cup fresh bread crumbs
  • 1 Tbsp margarine or butter
  • 1 1/2 to 2 cups Brussels sprouts
  • 2 Tbsp finely chopped onion
  • 1/4 tsp salt
  • dash of pepper
  • chopped parsley (optional)

Instructions

  1. Heat oven to 350°F (175°C).
  2. In a medium saucepan, cook carrots in boiling, salted water for 10 minutes.
  3. Add Brussels sprouts and continue cooking for 10 minutes more or until crisp-tender. Drain, reserving 1/4 cup of cooking liquid.
  4. Place the cooked vegetables and reserved liquid in a 1 1/2-quart baking dish or casserole.
  5. In a bowl, mix mayonnaise, prepared horseradish, chopped onion, salt, and pepper.
  6. Spread the horseradish mayonnaise mixture evenly over the vegetables.
  7. Combine fresh bread crumbs with melted margarine or butter and sprinkle over the top.
  8. Bake in the preheated oven for about 20 minutes or until golden brown and bubbling.
  9. Sprinkle chopped parsley on top before serving, if desired.

Tips & Substitutions

To enhance the flavor, consider adding a pinch of nutmeg or garlic powder to the horseradish mayonnaise mixture. If you prefer a lighter version, substitute Greek yogurt for the mayonnaise. For more texture, try adding a layer of cooked quinoa or bulgur wheat beneath the vegetables. Fresh herbs like thyme or rosemary can also elevate the dish.

Serving Suggestions

This Zesty Winter Vegetable Casserole pairs beautifully with a light salad dressed in Easy Cranberry-Apple Sauce for a refreshing contrast. It also complements roasted meats or a hearty grain side like Dill Potatoes. For a vegetarian meal, serve it alongside your favorite protein, or enjoy it as a standalone dish.

Storage & Reheating

Leftover casserole can be stored 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 until heated through, or microwave individual portions for 1-2 minutes. Ensure it’s warmed all the way to avoid cold spots.

Nutrition & Diet Analysis (per serving)

Each serving of Zesty Winter Vegetable Casserole contains roughly 423 calories, with 4g protein, 22g carbohydrates, and 37g fat. It is an excellent source of vitamin C (57% of the Daily Value) and vitamin A (31% of the Daily Value), and a good source of dietary fiber and potassium. Note that it is relatively high in sodium, at 953mg per serving (41% of the Daily Value).

423 kcal 21% DV
Protein Fat Carbs

Macronutrients

Protein 3.6g 7% DV
Total Fat 37g 47% DV
Carbs 22.1g 8% DV
Fiber 4.7g 17% DV
Sugar 6.2g 12% DV

Electrolytes

Sodium 953.2mg 41% DV
Potassium 462.8mg 10% DV

Vitamins & Minerals

Vitamin A 276.5mcg 31% DV
Vitamin C 51.3mg 57% DV
Calcium 51.4mg 4% DV
Iron 1.6mg 9% DV
Contains Milk Egg 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 prepare this casserole ahead of time?

Yes, you can prepare the casserole a day in advance. Assemble it completely, cover it, and refrigerate until you are ready to bake. Just add a few extra minutes to the baking time if it's coming straight from the fridge.

What can I use instead of Brussels sprouts?

If Brussels sprouts aren't available, you can substitute with broccoli florets or green beans. Both options will provide a similar texture and flavor profile, making them great alternatives in this casserole.

Is this recipe suitable for vegan diets?

To make this casserole vegan, replace the mayonnaise with a vegan mayo option and use plant-based butter or margarine. You can also add more vegetables or legumes to enhance the dish while keeping it aligned with vegan 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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