Loaded Cheesy Cauliflower Casserole

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Loaded Cheesy Cauliflower Casserole is an indulgent, cheesy and comforting delight. This dish is a full of flavors and textures that will leave your taste buds craving more. Steam the cauliflower and then pour the cheese sauce on top and bake.

A helping of the loaded cheesy cauliflower bake.

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Loaded Cheesy Cauliflower Casserole is a mouthwatering dish that takes the traditional cauliflower casserole to a whole new level by adding a generous amount of gooey cheese, crispy bacon, and flavorful herbs. Whether you’re trying to sneak more veggies into your family’s diet or impressing guests at your next dinner party, this recipe is sure to be a hit.

If you’re looking for more casserole recipes, try these Baked Pierogi Casserole, Cowboy Cornbread Casserole, and Turkey Noodle Casserole.

A side view of the completed side dish.

What We Love About This Cheesy Cauliflower Bake

Discover what makes this cheesy cauliflower bake a standout in your recipe collection. From its great flavors to the ease of preparation, we’re sharing the reasons why this dish has captured our hearts and taste buds.

  • 35 Minute Meal: In just 35 minutes, you can have a piping hot, delicious casserole ready to satisfy your cravings with a wonderful cheese sauce.
  • Easy Ingredients: You likely have most of these items in your pantry or fridge, making it a breeze to whip up this cheesy delight.
  • Family Friendly: Its creamy, cheesy goodness appeals to both kids and adults, making it a go-to choice for family dinners. They will love this cauliflower dish it is so delish.

Ingredient Notes to Make Cheesy Cauliflower Recipe

Cheese, cauliflower and other ingredients to make the dish.
  • Cauliflower: Cauliflower is the star of this dish, and it’s chosen for its mild flavor and ability to absorb all the cheesy goodness in the casserole. Use a head of cauliflower or use frozen cauliflower in this low-carb dish.
  • Bacon: Bacon adds a savory, smoky flavor to the casserole, complementing the creaminess of the cheese and the cauliflowers earthiness.
  • Mayonnaise: Mayonnaise contributes to the creamy texture of the casserole. It adds richness and depth to the dish, making it irresistibly delicious. however, you can use heavy cream if you wish.
  • Cheese: Cheese is the heart and soul of this recipe. The combination of colby and sharp cheddar cheese gives the casserole its gooey, cheesy goodness.
  • All Purpose Seasoning: The all purpose seasoning blend adds a burst of flavor to the casserole it adds so much more than salt and pepper, enhancing all the other ingredients in this side dish.

See the recipe card below for a complete list of the ingredients with measurements.

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Cauliflower Casserole Variations and Substitutions and Reader interactions to Make this Recipe

Explore exciting variations to customize your cheesy cauliflower casserole. These options will infuse your dish with new flavors and textures.

  • Add Broccoli: If you want to introduce more vegetables into the dish or switch things up, broccoli florets would be a fantastic addition.
  • Pancetta: For a twist on the classic recipe, you can replace bacon with pancetta.
  • Other Cheeses: Fontina, Gruyere, Pepper Jack, and Parmesan cheese are all excellent options to experiment with and can give your casserole a unique flavor.

How to Make Cauliflower Cheese Casserole

These are the basic steps for making Cauliflower Cheese Casserole. Refer to the full, printable recipe card below for detailed instructions.

Mixing the ingredients to make the sauce that will cover the dish.

Step 1: Prep the Fresh Cauliflower

Start by preheating your oven to 425 degrees F. Then, grease a 13×9 baking dish. Shred the cheese. Cut the cauliflower into bite-sized pieces. Then in a pot, bring water to a boil.

Step 2: Steam the Tender Cauliflower

Boil the cauliflower florets for 8-10 minutes. If you use fresh cauliflower make sure it is tender.

Step 3: Combine All Ingredients for this Comfort Food

In a large bowl, combine mayonnaise, sour cream, half of the bacon, half of the green onions, half of the Colby cheese, half of the cheddar cheese, all purpose seasoning blend, and the then add the cauliflower. Mix until all ingredients are thoroughly incorporated.

Assembling the cauliflower dish with the toppings.

Step 4: Assemble Cheesy Cauliflower Casserole Recipe

Pour the cauliflower mixture into a the baking dish and sprinkle the top with the remaining bacon, green onions, and cheeses on top.

Step 5: Bake the Low Carb Loaded Cauliflower Casserole

Bake your casserole dish in the preheated oven for 15-20 minutes or until the cheese is melted and bubbly.

Recipe FAQs to Make Keto Cheddar Cheese Side Dish

You can prepare this casserole a day in advance and store it in the refrigerator. Simply bake it when you’re ready to enjoy.

Absolutely, you can freeze this casserole. Wrap it tightly in plastic wrap or use an airtight container. It should stay good in the freezer for up to three months.

Cream cheese can be a suitable substitute for sour cream if you prefer a slightly different flavor and texture. It will add a creaminess similar to sour cream.

Store any leftovers in an airtight container in the refrigerator. It should stay fresh for 2-3 days.

A top view of the loaded cheesy cauliflower bake.

Expert Tips to Make Cauliflower Casserole Recipe

Elevate your culinary game and take your loaded cauliflower casserole recipe to the next level with these expert tips. From adding extra veggies for a nutritional boost to exploring creative flavor variations, these suggestions will help you master this dish.

  • More Veggies: Boost the nutritional value of your casserole by adding more vegetables. Incorporated roasted vegetables like bell peppers or zucchini. Make this as a potato casserole if you like.
  • Roasted Cauliflower: To add an extra layer of flavor, consider roasting the cauliflower before adding it to the casserole.
  • Meat: If you’re a meat lover, experiment with adding diced cooked chicken or turkey to make the casserole heartier.
  • Fresh Herbs: Garnish your casserole with fresh herbs like parsley or chives for a burst of color and freshness.
  • Cheese: Use a low fat shredded cheddar cheese or other shredded cheese for a lower calorie side.

What to Serve with Loaded Cheesy Cauliflower Casserole

A helping of the loaded cheesy cauliflower bake.
4.69 from 16 votes

Loaded Cheesy Cauliflower Casserole

Yield: 6 servings
Prep: 15 minutes
Cook: 20 minutes
Total: 35 minutes
Loaded Cheesy Cauliflower Casserole is an indulgent, cheesy and comforting delight. This dish is a symphony of flavors and textures that will leave your taste buds craving more. Steam the cauliflower and then pour the cheese sauce on top.
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⭐️ ⭐️ ⭐️ ⭐️ ⭐️Did you try this recipe? Please leave a star rating and review below!

Ingredients

  • 6 cups Cauliflower florets
  • 6-8 Strips bacon, cooked and crumbled
  • 6 tablespoons Green onions, chopped
  • ½ cup Mayonnaise
  • ½ cup Sour cream
  • 1 cup Colby cheese, shredded
  • 1 cup Cheddar cheese, shredded
  • 8 ounces Mushrooms, sliced (optional)
  • 2 teaspoons All Purpose Seasoning

Instructions

  • Preheat oven to 425 degrees F.
  • Boil cauliflower for 8-10 minutes or until fork tender; drain.
  • In a large bowl, combine mayonnaise, sour cream, half of the bacon, 3 tablespoons green onions, 1/2 cup Colby cheese, 1/2 cup cheddar cheese, All Purpose Seasoning blend and cauliflower.
  • Pour into 13×9 baking dish and top with remaining bacon, green onions and cheeses.
  • Bake for 15-20 minutes or until cheese melts.

Expert Tips

    • More Veggies: Boost the nutritional value of your casserole by adding more vegetables. Incorporated roasted vegetables like bell peppers or zucchini. Make this as a potato casserole if you like.
    • Roasted Cauliflower: To add an extra layer of flavor, consider roasting the cauliflower before adding it to the casserole.
    • Meat: If you’re a meat lover, experiment with adding diced cooked chicken or turkey to make the casserole heartier.
    • Fresh Herbs: Garnish your casserole with fresh herbs like parsley or chives for a burst of color and freshness.
    • Cheese: Use a low fat shredded cheddar cheese or other shredded cheese for a lower calorie side.

Estimated Nutritional Information

Calories: 455kcal | Carbohydrates: 9g | Protein: 16g | Fat: 40g | Saturated Fat: 15g | Polyunsaturated Fat: 10g | Monounsaturated Fat: 11g | Trans Fat: 1g | Cholesterol: 73mg | Sodium: 1334mg | Potassium: 550mg | Fiber: 3g | Sugar: 4g | Vitamin A: 607IU | Vitamin C: 50mg | Calcium: 334mg | Iron: 1mg
The nutritional information provided are estimates. To learn more about how I calculate this information go to www.itisakeeper.com/about-its-a-keeper/privacy-disclosure-policies/
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Course: Side Dish
Cuisine: American

16 thoughts on “Loaded Cheesy Cauliflower Casserole”

  1. Help!! How many cups of cauliflower rice comes from 12 cups of florets? I want to use frozen cauliflower rice — please help !

    Reply
  2. What is the individual serving size – 1/2 cup or 1 cup? Are the nutritional amounts for the 6 servings? Love the recipe and will make it more often.
    Thank you….

    Reply
    • I’m so glad you like the recipe! The entire casserole serves six – the nutritional info isn’t per cup of half cup, it’s for each of the 6 servings.

      Reply

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