Melt-In-Your-Mouth Brussels Sprouts Casserole (Low Carb)

The Brussels sprout; a vegetable that often divides dinner tables. But, when transformed into a casserole, it becomes a unifying force of culinary delight. The Brussels sprouts casserole, a dish that’s both nourishing and indulgent, has a tale to tell. It’s a story of transformation, of how simple ingredients come together to create something unexpectedly delightful.

brussels sprouts casserole

The Essence of the Dish

So, what makes this casserole a standout? It’s the symphony of flavors and textures. The Brussels sprouts, with their earthy tones, become tender yet retain a slight bite. When paired with the smoky richness of bacon, a creamy cheese sauce, and a crunchy almond flour topping, each spoonful becomes a celebration of contrasts.

A Nod to Nutrition

While we revel in its flavors, let’s not forget the health aspect. Brussels sprouts are nutritional powerhouses, packed with vitamins and fiber. This casserole, low in carbs yet high in satisfaction, is a testament to the fact that healthy eating doesn’t have to be dull.

brussels sprouts casserole

The Art of Substitution

Now, the beauty of this dish lies in its versatility. Not a fan of bacon? Swap it for mushrooms for a vegetarian twist. Lactose intolerant? There are numerous non-dairy cheeses that melt beautifully into the sauce. This casserole invites experimentation.

Preparing Ahead: A Busy Cook’s Dream

One of the joys of this Brussels sprouts casserole is its make-ahead friendliness. Prepare it a day in advance, refrigerate, and simply bake when needed. It’s a savior for busy weeknights or when planning a stress-free dinner party.

brussels sprouts casserole ingredients

A Dish Steeped in History and Culture

Every dish has a story, and the Brussels sprouts casserole is no different. Originating from a humble background, Brussels sprouts were once a staple in medieval Belgian kitchens. The casserole, a relatively modern twist, reflects how our palates and culinary techniques have evolved. It’s a dish that bridges the old and the new, celebrating both tradition and innovation.

Brussels Sprouts Casserole: More Than Just a Recipe

This blog post isn’t just about sharing a recipe; it’s about inspiring you to create, to experiment, and to find joy in the kitchen. The Brussels sprouts casserole is more than just a dish; it’s a journey, a delightful adventure in your culinary exploration. Whether you’re a seasoned cook or a beginner, this casserole is a testament to the beauty of cooking – turning simple ingredients into something spectacular.

Remember, cooking is not just about following a recipe to the letter; it’s about making that recipe your own. So, as you embark on making this Brussels sprouts casserole, let your creativity and palate guide you. And most importantly, enjoy every bite of this delicious journey.

Tweaking the Classic: A World of Possibilities

The Brussels sprouts casserole, while superb in its classic form, is a canvas for your culinary creativity. Here are some ideas to get you started:

Vegetarian Variations: Replace bacon with sautéed mushrooms or roasted nuts for a vegetarian version. Mushrooms add an umami depth, while nuts provide a delightful crunch.

Cheese Choices: The world of cheese is vast. Experiment with Gouda for a smoky flavor, or a touch of blue cheese for boldness. For a lighter version, try a blend of low-fat cheeses.

Herb Infusions: Fresh herbs can elevate this dish to new heights. Thyme, rosemary, or sage, each adds its unique aroma and flavor profile. A sprinkle of fresh herbs before serving adds a bright finish.

Spice it Up: Like a bit of heat? Add a pinch of red pepper flakes or diced jalapeños to the cheese sauce. It’ll give the casserole a subtle kick that contrasts beautifully with the creamy texture.

Crunchy Toppings: Almond flour is a low-carb option, but you can also try crushed pork rinds for an extra protein kick, or a sprinkle of sesame seeds for a nutty flavor.

brussels sprouts casserole

Make-Ahead Magic: Simplifying Your Culinary Life

One of the best features of this Brussels sprouts casserole is its ability to be prepared in advance. Here’s how to make the most of this attribute:

Preparation: Assemble the casserole up to the point of baking. Make sure all components are cool before combining to prevent premature cooking.

Storage: Cover the unbaked brussels sprouts casserole tightly with cling film or a lid. It can be refrigerated for up to two days. If you plan to freeze it, wrap it additionally in foil.

Baking from Chilled: Remove the casserole from the refrigerator while preheating the oven. This step brings it closer to room temperature and ensures even cooking.

Baking from Frozen: If frozen, thaw in the refrigerator a day before you plan to bake it. This gradual thawing helps maintain the texture and flavor integrity.

Last-Minute Touches: Before baking, consider adding a fresh sprinkle of cheese or a drizzle of cream to rejuvenate the flavors. A final garnish of fresh herbs can also be added after baking for a vibrant pop of color and flavor.

Tips and Tricks for the Perfect Casserole

To ensure your Brussels sprouts casserole turns out perfect every time, here are some useful tips:

Brussels Sprouts Size: Choose sprouts of similar size for even cooking. Halving larger ones helps them cook at the same rate as smaller ones.

Creamy Consistency: For the cheese sauce, low heat is key. Rushing this process can lead to a grainy texture. Patience yields a smooth, velvety sauce that’s worth the wait.

Flavor Building: Don’t skip sautéing the onions and garlic. This step builds a flavor base that infuses the entire dish with depth and warmth.

Crisp Topping: For a perfectly golden and crispy top, consider broiling the casserole for the last few minutes of baking. Keep a close eye to prevent burning.

Resting Time: Let the casserole rest for a few minutes after baking. This resting period allows the flavors to meld and the sauce to set slightly, making it easier to serve.

brussels sprouts casserole

A Culinary Experience to Share

This Brussels sprouts casserole is more than just a recipe; it’s an experience, a journey through flavors, textures, and nutrition. It’s a dish that invites you to step into the kitchen, to explore, and to create memories. Cooking is not just about feeding the body; it’s about feeding the soul.

As you embark on making this brussels sprouts casserole, remember that each ingredient, each step, is part of a larger story — your story in the kitchen. So gather your ingredients, preheat your oven, and get ready to embark on a culinary adventure that promises to be as rewarding as it is delicious. Enjoy the process, savor the flavors, and most importantly, share the joy of your creation with others. After all, the best meals are those that are shared.

If you love this recipes, you’ll love our healthy & delicious Low Carb Beef Stroganoff!

Or, try this crispy keto brussels sprouts recipe from Keto in Pearls!

Melt-In-Your-Mouth Brussels Sprouts Casserole (Low Carb)

Discover the perfect blend of health and flavor with our Low Carb Brussels Sprouts Casserole, featuring crispy bacon, creamy cheese, and tender Brussels sprouts. This easy-to-make casserole is a great side dish or main course for those following a low-carb lifestyle. With only 50 minutes from prep to plate, it's an ideal choice for a busy weeknight or a cozy weekend dinner. Packed with nutrients and boasting only 8g net carbs per serving, this Brussels Sprouts Casserole is not only delicious but also keto-friendly. Get ready to transform your Brussels sprouts experience with this mouth-watering, bacon-infused recipe!
Prep Time20 minutes
Cook Time30 minutes
Total Time50 minutes
Course: dinner, lunch
Cuisine: American, European
Keyword: brussels sprouts, casserole, dinner, keto, low carb, lunch, Recipe
Servings: 6 people
Calories: 350kcal


  • 2 lbs fresh Brussels sprouts halved
  • 1 cup heavy cream
  • 1 cup grated cheddar cheese
  • 1/2 cup grated Parmesan cheese
  • 3 cloves garlic minced
  • 1/2 cup chopped onion
  • 1/4 cup unsalted butter
  • 6 slices bacon cooked and crumbled
  • 1/2 tsp black pepper
  • 1/2 tsp salt
  • 1/4 tsp nutmeg
  • 1/2 cup almond flour for topping


  • Preheat your oven to 375°F (190°C).
  • In a large pot, boil water and blanch the Brussels sprouts for 3-4 minutes. Drain and set aside.
  • In a large skillet, cook the bacon until crispy. Remove bacon and set aside. In the bacon fat, sauté onion and garlic until translucent.
  • Cut the cooked bacon into small pieces or crumble it.
  • In a saucepan, melt butter over medium heat. Add the heavy cream, cheddar cheese, Parmesan, pepper, salt, and nutmeg. Cook until cheese melts.
  • Combine the cheese sauce with the Brussels sprouts, bacon, and onion-garlic mixture in a baking dish.
  • Sprinkle almond flour on top for a crispy crust.
  • Bake for 25-30 minutes until golden and bubbly.


Prep Time: 20 minutes
Cook Time: 30 minutes
Total Time: 50 minutes
Nutritional Information (per serving):
Servings: 6
Calories: 350 kcal
Protein: 12 g
Carbs: 12 g (Net carbs: 8 g)
Fat: 29 g

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