Easy Brussels Sprouts Casserole Recipe

Brussels Sprouts Casserole Recipe for Comforting Family Dinners

Easy Brussels Sprouts Casserole turns a vegetable that often gets overlooked into something everyone at the table will actually want seconds of.

Casseroles have a way of making any meal feel comforting and complete, especially when they come together without much fuss.

This version serves up all that cozy satisfaction while keeping preparation straightforward enough for busy weeknights or last-minute holiday contributions.

The beauty here is how well it works alongside roasted meats, baked chicken, or as part of a spread where everyone needs something hearty and familiar.

If vegetables sometimes feel like an afterthought, this dish changes that dynamic entirely.

The combination of textures and flavors makes it feel special without requiring advanced cooking skills or hours in the kitchen.

When you need a side that feels both effortless and impressive, this casserole checks every box perfectly.

Why You Should Try Brussels Sprouts Casserole

  • Simple Crowd-Pleaser: This casserole transforms Brussels sprouts into a cheesy, comforting dish that even veggie skeptics at your table will enjoy.
  • Budget-Friendly Meal: Using basic pantry ingredients and affordable Brussels sprouts means you can create a satisfying dinner without breaking the bank.
  • One-Pan Wonder: Everything gets mixed and baked in the same dish, which saves you tons of cleanup time and makes weeknight cooking a breeze.
  • Versatile Comfort Food: Perfect for potlucks, family dinners, or as a hearty side that pairs beautifully with roasted chicken or grilled meats.

Easy Brussels Sprouts Casserole Ingredient List

Main Ingredients:
  • Brussels Sprouts (1 pound): Hearty vegetable that provides the core texture and nutritional base for your casserole. Trim and halve these little green gems to spread their flavor throughout the dish.
  • Cooked Rice (2 cups): Gives your casserole a satisfying, filling foundation that catches all the delicious sauce.
  • Cream Of Mushroom Soup (1 cup): Creates a creamy, rich binding sauce that helps hold everything together deliciously.
  • Cheddar Cheese (1 cup): Brings a sharp, melty goodness that makes every bite extra comforting.
Supporting Ingredients:
  • Milk (1/2 cup): Helps thin the soup and create a smoother, more even texture in the casserole.
  • Garlic Powder (1/2 teaspoon), Onion Powder (1/2 teaspoon): Add subtle, deep background flavor to enhance the entire dish.
  • Salt And Pepper (to taste): Season and balance all the other ingredients perfectly.
Topping Ingredient:
  • Breadcrumbs (1/2 cup): Provides a crispy, golden crown that adds wonderful crunch to your creamy casserole.

Which Tools Are Needed for Brussels Sprouts Casserole?

  • Large Mixing Bowl: A spacious vessel where all your ingredients will come together smoothly, perfect for tossing and combining everything.
  • 9×13 Inch Baking Dish: Your casserole’s home in the oven, which lets you spread the mixture evenly and helps create that delicious golden top.
  • Measuring Cups and Spoons: Reliable tools that ensure your ingredients are perfectly portioned for consistent flavor every single time.
  • Wooden Spoon or Spatula: A trusty stirring companion that helps you mix all the ingredients without scratching your bowl.
  • Sharp Knife: For cleaning and trimming your Brussels sprouts before they become part of this comforting dish.
  • Cutting Board: A clean surface that protects your countertop while you prep your vegetables.
  • Cheese Grater (Optional): Handy for freshly grating your cheddar cheese if you prefer it over pre-shredded varieties.
  • Oven Mitts: Essential protection when handling hot dishes straight from the oven.

Simple Cooking Process for Brussels Sprouts Casserole

1

Prep the Oven

Heat your oven to 350F (175C). Grab a 9×13 inch baking dish and give it a quick spray of cooking oil to prevent sticking.

2

Mix the Base

Grab a large mixing bowl and toss in these ingredients:

  • 1 pound Brussels sprouts, trimmed and halved
  • 2 cups cooked rice
  • 1 cup cream of mushroom soup
  • 1 cup shredded cheddar cheese
  • 1/2 cup milk
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon onion powder
  • Salt and pepper to taste

Stir everything together until the ingredients are evenly distributed and looking deliciously creamy.

3

Prepare for Baking

Pour the mixture into your prepared baking dish, making sure it spreads out evenly. Sprinkle 1/2 cup breadcrumbs across the top, creating a crispy golden blanket for your casserole.

4

Bake to Perfection

Slide the dish into the preheated oven and bake for 30-35 minutes. You’re looking for a bubbly center and a golden-brown top that’s crisp and inviting. When the casserole looks perfectly golden and the edges are slightly bubbling, it’s ready to come out of the oven.

5

Rest and Serve

Let the casserole sit for 5-10 minutes after removing from the oven. This helps it set and makes serving easier. Scoop out generous portions and enjoy the comforting blend of vegetables, cheese, and crispy topping.

Easy Kitchen Guidance for Brussels Sprouts Casserole

  • Chop your Brussels sprouts into bite-sized pieces for even cooking and easier eating.
  • Shred fresh cheddar instead of using pre-shredded cheese for a richer, creamier texture in your casserole.
  • Toast your breadcrumbs in a little butter before sprinkling to give your casserole a deliciously crispy golden topping.
  • Don’t be shy with garlic and onion powder – they’ll add depth and make your casserole taste more complex and satisfying.
  • Check your casserole at 25 minutes to prevent over-browning, and let it rest for 5-10 minutes after baking for easier serving.

Easy Brussels Sprouts Casserole Variations

  • Vegan Veggie Casserole: Swap cream of mushroom soup with cashew cream and use dairy-free cheese. Replace milk with unsweetened almond milk for a plant-based version that keeps your comfort food cravings satisfied.
  • Gluten-Free Herb Casserole: Use gluten-free breadcrumbs and replace regular rice with quinoa for a protein-packed alternative. Your casserole stays crunchy and delicious without wheat ingredients.
  • Protein Power Casserole: Add cooked chicken or ground turkey to boost protein content. Reduce cheese by half and include extra lean meat to create a heartier dish that works perfectly for meal prep.
  • Low-Carb Cauliflower Swap: Trade rice for riced cauliflower to cut carbohydrates. Your casserole becomes lighter but still maintains that creamy, satisfying texture everyone craves.

How to Serve Brussels Sprouts Casserole

  • Serve with Protein: Pair this casserole with roasted chicken or grilled salmon to create a complete meal that feels satisfying and balanced.
  • Side Dish Companion: Serve alongside a crisp green salad with a light vinaigrette to add freshness and cut through the rich, creamy texture of the casserole.
  • Wine Pairing: Choose a crisp white wine like Sauvignon Blanc or a light Pinot Grigio that complements the cheesy, earthy flavors of the Brussels sprouts.
  • Leftovers Tip: Reheat this casserole the next day for a quick lunch, and consider adding a dash of hot sauce to bring extra excitement to your plate.

Smart Storage Tips for Easy Brussels Sprouts Casserole

  • Seal your leftover casserole in an airtight container and refrigerate for up to 3-4 days, so you can enjoy another quick meal later.
  • Freeze individual portions in freezer-safe containers for those nights when cooking feels like too much work, and reheat directly from frozen.
  • Keep those crispy breadcrumbs crunchy by storing them separately from the casserole, then sprinkle fresh on top when reheating.
  • When refrigerating, cover the baking dish with foil to prevent the top from drying out and preserve all those delicious flavors.

Easy Brussels Sprouts Casserole Frequently Asked Questions

FAQ

Can I use frozen Brussels sprouts?

Absolutely! Thaw them completely and drain excess moisture before mixing into the casserole. Fresh or frozen work perfectly.

FAQ

What if I don’t have cream of mushroom soup?

Substitute with cream of celery or cream of chicken soup. Each adds a slightly different flavor profile to your dish.

FAQ

Are breadcrumbs necessary?

Breadcrumbs create a delicious crispy topping, but you can swap them with crushed crackers, panko, or even crushed French’s fried onions for extra crunch.

FAQ

Can this casserole be made ahead of time?

Prepare the casserole up to the point of baking, cover with plastic wrap, and refrigerate for up to 24 hours. Just add a few extra minutes to baking time.

FAQ

How can I make this dish more protein-packed?

Add cooked diced chicken, crumbled bacon, or even cubed ham directly into the casserole mixture before baking.

FAQ

Is this recipe gluten-free?

To make it gluten-free, use gluten-free cream soup, gluten-free breadcrumbs, and ensure all other ingredients are certified gluten-free.

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Easy Brussels Sprouts Casserole Recipe

Easy Brussels Sprouts Casserole Recipe


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4.7 from 14 reviews

  • Total Time: 45-50 minutes
  • Yield: 4 1x

Description

Delightful Brussels Sprouts Casserole comes together quickly with your favorite cheesy, crispy ingredients for a side dish that’ll have everyone asking for seconds. Packed with golden breadcrumbs and a creamy sauce, this casserole delivers comfort straight to your dinner table.


Ingredients

Scale

Main Ingredients:

  • 1 pound Brussels sprouts
  • 2 cups cooked rice
  • 1 cup cream of mushroom soup
  • 1 cup shredded cheddar cheese

Supporting Ingredients:

  • ½ cup milk
  • ½ teaspoon garlic powder
  • ½ teaspoon onion powder
  • Salt and pepper to taste

Topping:

  • ½ cup breadcrumbs

Instructions

  1. Preheat your oven to exactly 350°F and grab a 9×13 inch baking dish to prepare for the casserole.
  2. Toss your halved Brussels sprouts with cooked rice, ensuring each sprout gets coated with the creamy mixture.
  3. Whisk together 1 cup cream of mushroom soup, ½ cup milk, ½ teaspoon garlic powder, and ½ teaspoon onion powder in a separate bowl.
  4. Pour the liquid mixture over your Brussels sprouts and rice, stirring to combine all ingredients thoroughly.
  5. Fold in 1 cup shredded cheddar cheese, distributing it evenly throughout the casserole base.
  6. Season the entire mixture with salt and pepper, tasting to ensure balanced flavor.
  7. Transfer the entire casserole mixture into your greased baking dish, spreading it out smoothly.
  8. Sprinkle ½ cup breadcrumbs across the top, creating a crispy golden layer.
  9. Slide the casserole into the preheated 350°F oven and bake for exactly 35 minutes.
  10. Remove when the top turns golden brown and the edges become deliciously bubbly.

Notes

  • Rinse Brussels sprouts thoroughly and trim the ends for the freshest flavor and best texture in the casserole.
  • Swap regular rice for cauliflower rice to create a lower-carb version that’s equally delicious and satisfying.
  • For extra crunch, toast the breadcrumbs in a skillet with a bit of butter before sprinkling them on top of the casserole.
  • Make this dish vegetarian by using cream of mushroom soup without meat and selecting a vegetable broth instead of milk.
  • Prep Time: 15 minutes
  • Cook Time: 30-35 minutes
  • Category: Casseroles
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 4
  • Calories: 320 kcal
  • Sugar: 3 g
  • Sodium: 550 mg
  • Fat: 15 g
  • Saturated Fat: 8 g
  • Unsaturated Fat: 6 g
  • Trans Fat: 0.2 g
  • Carbohydrates: 30 g
  • Fiber: 5 g
  • Protein: 14 g
  • Cholesterol: 35 mg
Daniel Navarro

Daniel Navarro

Culinary Content Director

Expertise

Mexican-inspired Menus, Seasonal Restaurant Specials, Shared Plate Dining, Tequila Pairings, Chef-driven Recipes

Education

City Colleges of Chicago
  • Program: Culinary Arts, Associate in Applied Science
  • Focus: Trained in hands-on food production in a commercial food-service setting, with coursework that covers culinary technique, ethnic and classical menus, business planning, cost control, and merchandising.

Daniel writes about bold flavors, chef-driven dishes, and the kind of restaurant moments that turn tacos, mezcal, and shared plates into a night worth repeating.

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