Vegetable Casserole

by Chef Jordan

Published on:

Introduction

This cozy vegetable casserole feels like a warm hug from the oven, an easy weeknight centerpiece that brings comfort and color to the table. Loaded with broccoli, mixed vegetables, creamy mushroom soup, cheese, and tender rice, it requires minimal fuss while delivering satisfying flavor and texture. If you love creamy vegetable dishes, this recipe pairs nicely with other family favorites like creamy vegetable soup for a full comforting meal. Ready in under an hour, it’s ideal for busy cooks who want big taste without complicated steps.

Vegetable Casserole

Why This Recipe Is a Great Choice

This vegetable casserole is a brilliant weeknight solution because it uses pantry staples and frozen veggies that keep it both convenient and economical. The combination of cream of mushroom soup, milk, and sour cream creates a rich, silky sauce that clings to every grain of rice and floret of broccoli. Shredded cheddar melts into pockets of golden goodness while a buttery Ritz cracker topping adds a satisfyingly crunchy finish. It is forgiving to swaps and additions so you can tailor it to what you have on hand, much like the adaptable casseroles found in recipes such as creamy turkey casserole for more hearty variations. Family friendly and visually appealing, it reheats beautifully and travels well to potlucks or lunches.

Flavor and Texture

The flavor profile balances savory mushroom undertones with tangy sour cream and sharp cheddar notes, while mustard powder and Italian seasoning add subtle depth. Garlic salt and pepper round out the seasoning for a familiar, home-cooked taste that appeals to a wide audience. Texturally, the dish offers contrast between soft, creamy rice and vegetables and the crisp, golden cracker topping. The eggs help bind the casserole so slices hold together when served, giving you neat portions rather than a runny bake. Overall, it’s a comforting harmony of creaminess, cheesy richness, and crunchy brightness.

Ingredients

  • 1 small yellow onion
  • 1 tablespoon butter
  • 10.5 oz cream of mushroom soup
  • ½ cup milk
  • ½ cup sour cream
  • 2 heaping cups frozen broccoli
  • 3 cups frozen mixed vegetables
  • 8 oz shredded cheddar cheese
  • 2 large eggs
  • 2 cups cooked rice
  • ½ teaspoon garlic salt
  • ½ teaspoon salt
  • ½ teaspoon mustard powder
  • ½ teaspoon Italian seasoning
  • ¼ teaspoon pepper
  • 1 cup crushed Ritz crackers for topping
  • 2 tablespoons melted butter for topping

Step by Step Instructions

  1. Preheat oven to 350°F (175°C).
  2. In a large pot, melt butter over medium heat and sauté onions until softened.
  3. Stir in cream of mushroom soup, milk, sour cream, garlic salt, salt, mustard powder, Italian seasoning, and pepper until well combined.
  4. Add 1 cup cheddar cheese and stir until melted.
  5. Mix in frozen broccoli and mixed vegetables until heated through.
  6. Incorporate whisked eggs and cooked rice into the mixture.
  7. Transfer to a greased casserole dish and top with remaining cheese.
  8. Cover with foil and bake for 20 minutes.
  9. Combine crushed Ritz crackers with melted butter; sprinkle on top after initial baking time.
  10. Bake uncovered for an additional 10 minutes or until golden brown.
Vegetable Casserole

Tips for Best Results

For the creamiest result, use freshly grated cheddar because it melts more evenly than pre-shredded cheese. Thaw frozen vegetables slightly or microwave briefly so they incorporate smoothly and release less extra water during baking. If you prefer extra crisp topping, broil for one to two minutes at the end while watching closely to prevent burning. Use day old rice for better texture because freshly cooked rice can make the casserole soggier. Taste the filling before baking and adjust the seasonings, especially salt and mustard powder, to match your preference.

Storage and Make Ahead

This casserole keeps well covered in the refrigerator for up to three days, making it a great option for leftovers or meal prep. Reheat individual portions in the microwave or warm the entire dish in the oven at 325°F until heated through. You can assemble the casserole up to a day ahead, keep it covered in the fridge, and add the cracker topping just before baking for maximum crunch. For freezing, bake first, cool completely, wrap tightly, and freeze for up to two months; thaw overnight in the refrigerator before reheating.

Final Thought

This vegetable casserole is a simple, satisfying way to turn frozen vegetables and basic pantry items into a showstopping family meal. It strikes a lovely balance between homey comfort and crowd pleasing texture, making it a go to for busy nights and casual gatherings. Try topping it with a handful of fresh herbs after baking for a bright finishing touch.

Conclusion

For another take on this classic comfort dish, check out Culinary Hill’s vegetable casserole recipe which offers useful variations and inspiration.

FAQ

Can this be made in under 30 minutes?

Yes, the recipe is designed to be quick and efficient.

Does it work for meal prep?

Most versions store well for one to three days.

Can I customize the ingredients?

Yes, simple swaps can be made for convenience or dietary needs.

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Vegetable Casserole

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A cozy vegetable casserole filled with broccoli, mixed vegetables, creamy mushroom soup, and cheese, perfect for busy weeknight dinners.

  • Total Time: 45 minutes
  • Yield: 4 servings 1x

Ingredients

Scale
  • 1 small yellow onion
  • 1 tablespoon butter
  • 10.5 oz cream of mushroom soup
  • ½ cup milk
  • ½ cup sour cream
  • 2 heaping cups frozen broccoli
  • 3 cups frozen mixed vegetables
  • 8 oz shredded cheddar cheese
  • 2 large eggs
  • 2 cups cooked rice
  • ½ teaspoon garlic salt
  • ½ teaspoon salt
  • ½ teaspoon mustard powder
  • ½ teaspoon Italian seasoning
  • ¼ teaspoon pepper
  • 1 cup crushed Ritz crackers for topping
  • 2 tablespoons melted butter for topping

Instructions

  1. Preheat oven to 350°F (175°C).
  2. In a large pot, melt butter over medium heat and sauté onions until softened.
  3. Stir in cream of mushroom soup, milk, sour cream, garlic salt, salt, mustard powder, Italian seasoning, and pepper until well combined.
  4. Add 1 cup cheddar cheese and stir until melted.
  5. Mix in frozen broccoli and mixed vegetables until heated through.
  6. Incorporate whisked eggs and cooked rice into the mixture.
  7. Transfer to a greased casserole dish and top with remaining cheese.
  8. Cover with foil and bake for 20 minutes.
  9. Combine crushed Ritz crackers with melted butter; sprinkle on top after initial baking time.
  10. Bake uncovered for an additional 10 minutes or until golden brown.

Notes

Use freshly grated cheddar for the creamiest result and day-old rice for better texture. Thaw frozen vegetables slightly to prevent excess water during baking.

Nutrition

  • Serving Size: 1 serving
  • Calories: 350
  • Sugar: 5g
  • Sodium: 400mg
  • Fat: 12g
  • Saturated Fat: 4g
  • Unsaturated Fat: 6g
  • Trans Fat: 0g
  • Carbohydrates: 45g
  • Fiber: 3g
  • Protein: 15g
  • Cholesterol: 30mg

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