How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for Colorful Vegetable Casserole?

You need 11 ingredients. The key ingredients include: 3 cups fresh cauliflowerets, 3 cups sliced carrots, 3 cups fresh broccoli florets, 1 cup mayonnaise, and more.

Is Colorful Vegetable Casserole suitable as general?

Yes, Colorful Vegetable Casserole falls under the General category and is a great choice for this type of meal.

How do I store leftover Colorful Vegetable Casserole?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

Colorful Vegetable Casserole Recipe

Name: Colorful Vegetable Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 3 cups fresh cauliflowerets; 3 cups sliced carrots; 3 cups fresh broccoli florets; 1 cup mayonnaise; 1/4 cup finely chopped onion; 3 tablespoons prepared horseradish; 1/4 teaspoon salt; 1/8 teaspoon pepper; 1/3 cup dry bread crumbs; 2 tablespoons butter, melted; 1/8 teaspoon paprika

Try this homemade Colorful Vegetable Casserole recipe the whole family will love. Made with fresh cauliflowerets, carrots, fresh broccoli florets and ma…

This Colorful Vegetable Casserole relies on simple, everyday ingredients such as fresh cauliflowerets, sliced carrots, fresh broccoli florets and mayonnaise. It comes together quickly and makes 4 servings, at about 645 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

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Colorful Vegetable Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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