Cast Iron Keto
menu icon
subscribe
search icon
×

Keto Cauliflower Mac and Cheese

Dom Lorenzo
by
Updated:
Leave a Comment
Not yet rated

Jump to Recipe Print Recipe

Mac and cheese is the ultimate comfort food, but traditional versions are packed with carbs. Our Keto Cauliflower Mac and Cheese delivers the same creamy, cheesy goodness while keeping carbs low. This recipe swaps out pasta for cauliflower, making it a delicious, keto-friendly alternative that still satisfies your cravings.

Keto Cauliflower Mac and Cheese served on a grey plate.
Jump to:

Preparation and Cooking Overview

This dish is simple to prepare and takes about 30 minutes from start to finish. Start by prepping the cauliflower—boiling for a soft texture or roasting for added flavor. Next, whip up a creamy cheese sauce with cheddar, mozzarella, and spices. Finally, mix everything together, top with cheese and pork rinds, and bake until golden and bubbly.

Chef's note

For extra flavor, try adding crispy bacon bits or a dash of smoked paprika to the cheese sauce. If you prefer a crunchier topping, swap pork rinds for crushed almonds or toasted coconut flakes. You can also mix in cooked chicken or ground beef to turn this into a hearty main dish.

Join the email list

Loading...

Thank You for Subscribing.

  • Prep Time: 10 minutes
  • Cooking Time: 20 minutes
  • Total Time: 30 Minutes
  • Difficulty Level: Easy
  • Recipe Makes 4 Servings

Ingredients for This Keto Cauliflower Mac and Cheese

Cauliflower Base

  • 1 head cauliflower, cut into bite-sized florets
  • 1 tablespoon olive oil (if roasting)
  • Salt and pepper, to taste

Cheese Sauce

  • 4 ounces cream cheese, softened
  • 1 cup sharp cheddar cheese, shredded
  • ½ cup mozzarella cheese, shredded
  • ½ cup heavy cream
  • ¼ teaspoon garlic powder
  • ¼ teaspoon onion powder
  • ¼ teaspoon ground mustard
  • ¼ teaspoon paprika
  • ¼ teaspoon black pepper
  • ¼ teaspoon cayenne pepper

Topping

  • ¼ cup pork rinds, crushed
  • ¼ cup extra shredded cheese

Ingredient Substitutions

  • Dairy-free alternative: Replace heavy cream with coconut cream and use nutritional yeast instead of cheese for a dairy-free option.
  • Cheese variations: Swap cheddar and mozzarella with Gouda, Gruyère, or Monterey Jack for a different depth of flavor.
  • Crunchy topping alternative: Mix almond flour with parmesan cheese to create a crispy, flavorful topping.

Additional Ingredients

Want to take your keto mac and cheese to the next level? Try these:

  • Bacon bits: Add crispy bacon bits for a smoky crunch that enhances the cheesy flavor.
  • Rotisserie chicken: Mix in shredded rotisserie chicken to turn this dish into a satisfying full meal.
  • Jalapeños or green chilies: Stir sliced jalapeños or green chilies to add a spicy kick.
  • Spinach or mushrooms: Fold in sautéed spinach or mushrooms to sneak in extra veggies and nutrients.
  • Ranch seasoning: Sprinkle in ranch seasoning to add extra depth of flavor to the cheese sauce.

Cooking Tools Required

  • Large pot
  • Colander
  • Mixing bowl
  • Saucepan
  • Baking dish

Tool Substitute Options

  • Colander: Use paper towels to pat dry the cauliflower.
  • Saucepan: Melt the cheese mixture in a microwave-safe bowl in 30-second bursts.
  • No baking dish: Use a cast-iron skillet for an oven-to-table option.

How to Make Keto Cauliflower Mac and Cheese: Step-by-Step Guide

Cooking Methods

  • Boiling
  • Roasting
  • Simmering
  • Baking

Note: You can boil, roast, or air-fry the cauliflower, depending on your preference:

Preparation Steps

  1. Preheat oven to 375°F (190°C).
  2. Prepare cauliflower
    • For boiling: Bring a large pot of salted water to a boil. Add cauliflower and cook for 3-5 minutes until tender but not mushy. Drain well.
    • For roasting: Toss cauliflower with olive oil, salt, and pepper. Spread on a baking sheet and roast at 400°F for 15-20 minutes.
  3. Drain excess moisture by patting the cauliflower dry with paper towels.

Cooking Instructions

  1. Make the cheese sauce
    • In a saucepan over medium-low heat, melt the cream cheese and heavy cream together.
    • Add the shredded cheddar and mozzarella and stir until smooth.
    • Mix in garlic powder, onion powder, ground mustard, paprika, and black pepper.
  2. Combine cauliflower and cheese sauce
    • Toss the drained cauliflower in the cheese sauce until fully coated.
  3. Transfer to a baking dish
    • Spread the mixture evenly.
    • Top with extra shredded cheese and crushed pork rinds.
  4. Bake
    • Place in the oven for 15-20 minutes or until the top is golden brown.

Chef's pro tip

Overcrowding the pan when roasting cauliflower can cause it to steam instead of crisp up, so spread the florets in a single layer for the best texture. If the cheese sauce turns grainy, lower the heat and stir constantly to keep it smooth and creamy. For a thicker sauce, let it simmer for an extra minute or add a bit more shredded cheese to achieve the perfect consistency. For a crispier topping, broil the dish for 2-3 minutes at the end.

What to Serve with Keto Cauliflower Mac and Cheese

  • Grilled chicken: Pair with grilled chicken to boost protein and turn this dish into a complete meal.
  • Steak: Serve with a juicy steak, as the creamy texture of the mac and cheese pairs perfectly with its rich flavor. Pair it with Chuck Eye Steak, New York Strip Steak, or Sirloin Steak and elevate your meal game!
  • Roasted vegetables: Include a colorful side of roasted zucchini or asparagus for extra nutrients and variety.
  • Keto garlic bread: Enjoy with keto garlic bread made from almond flour for a delicious low-carb twist.
  • Crispy bacon or sausage: Top with crispy bacon or sausage to add extra flavor and a satisfying crunch.

How to Make It Healthier

  • Reduce dairy fat: Substitute heavy cream with almond milk to lighten up the dish while keeping it creamy.
  • Lower calories: Use reduced-fat cheese to cut down on calories, though it may slightly alter the texture.
  • More fiber: Add chopped spinach or kale to boost the fiber content and enhance the nutritional value.

Time-Saving Tips

  • Use frozen cauliflower: Save chopping time by using frozen cauliflower, but be sure to steam and drain it well before mixing.
  • Pre-shredded cheese: Buy pre-shredded cheese to cut down prep time but check the ingredients for added starches that may affect texture.

What Can I Prepare Ahead of Time

  • Make the sauce ahead: Prepare the cheese sauce in advance and store it in an airtight container in the fridge for up to three days.

Storage and Reheating Instructions

Storage Instructions

  • Fridge: Store the mac and cheese in an airtight container in the refrigerator for up to 4 days to maintain freshness.
  • Freezer: Freeze the dish in a freezer-safe container for up to three months for longer storage.

Best Reheating Instructions

  • Oven: Reheat by baking at 350°F (175°C) for 10-15 minutes to restore its creamy texture.
  • Microwave: Heat in 30-second bursts, stirring in between, until warmed through for a quick and easy option.
  • Air fryer: Reheat at 350°F for 5-7 minutes to achieve a crispier texture on top.

Recipe Wrap-Up and Conclusion

Keto Cauliflower Mac and Cheese is a low-carb, cheesy, and satisfying alternative to traditional mac and cheese. Whether you make it extra creamy, crispy on top, or with added flavors like bacon or jalapeños, this dish is versatile and perfect for keto meal plans.

Frequently asked questions

Yes! This recipe swaps pasta for cauliflower, keeping it low-carb and high-fat.

Cauliflower releases water when cooked. To avoid this:

  • Drain well after boiling.
  • Pat dry with paper towels.
  • Roast instead of boiling for less moisture

Yes! Use nutritional yeast instead of cheese and coconut cream instead of heavy cream.

Try Gruyère, Gouda, Monterey Jack, or Pepper Jack for different flavors.

📖 Recipe

Keto Cauliflower Mac and Cheese served on a grey plate.

Keto Cauliflower Mac and Cheese

This dish is the ultimate low-carb comfort food—creamy, cheesy, and packed with flavor, it’s the perfect way to satisfy your mac and cheese cravings without the carbs!
No ratings yet
Print Rate Pin Recipe
Course: Side Dish
Cuisine: American
Keyword: 30-minute
Prep Time: 10 minutes
Cook Time: 20 minutes
Total Time: 30 minutes
Servings: 4
Calories: 432kcal

Ingredients

Cauliflower Base

  • 1 head cauliflower cut into bite-sized florets
  • 1 tablespoon olive oil if roasting
  • Salt and pepper to taste

Cheese Sauce

  • 4 ounces cream cheese softened
  • 1 cup sharp cheddar cheese shredded
  • ½ cup mozzarella cheese shredded
  • ½ cup heavy cream
  • ¼ teaspoon garlic powder
  • ¼ teaspoon onion powder
  • ¼ teaspoon ground mustard
  • ¼ teaspoon paprika
  • ¼ teaspoon black pepper
  • ¼ teaspoon cayenne pepper

Topping

  • ¼ cup pork rinds crushed
  • ¼ cup extra shredded cheese

Instructions

Preparation Steps

  • Preheat oven to 375°F (190°C).
  • For boiling: Bring a large pot of salted water to a boil. Add cauliflower and cook for 3-5 minutes until tender but not mushy. Drain well.
  • For roasting: Toss cauliflower with olive oil, salt, and pepper. Spread on a baking sheet and roast at 400°F for 15-20 minutes.

Cooking Instructions

  • In a saucepan over medium-low heat, melt the cream cheese and heavy cream together.
  • Add the shredded cheddar and mozzarella and stir until smooth.
  • Mix in garlic powder, onion powder, ground mustard, paprika, and black pepper.
  • Toss the drained cauliflower in the cheese sauce until fully coated.
  • Spread the mixture evenly.
  • Top with extra shredded cheese and crushed pork rinds.
  • Place in the oven for 15-20 minutes or until the top is golden brown.

Nutrition

Nutrition Facts
Keto Cauliflower Mac and Cheese
Amount Per Serving
Calories 432 Calories from Fat 306
% Daily Value*
Fat 34g52%
Saturated Fat 19g119%
Polyunsaturated Fat 2g
Monounsaturated Fat 10g
Cholesterol 95mg32%
Sodium 522mg23%
Potassium 775mg22%
Carbohydrates 15g5%
Fiber 4g17%
Sugar 7g8%
Protein 20g40%
Vitamin A 1134IU23%
Vitamin C 102mg124%
Calcium 416mg42%
Iron 1mg6%
*

Nutritional values are estimates only and do not include carbs from sugar alcohols.

# Hashtag with us!Don't forget to mention @castiron_keto or tag #castironketo on Instagram with your creations! We love seeing what you're making.
«
»

Reader Interactions

Leave a Reply

Your email address will not be published. Required fields are marked *

Recipe Rating