Keto Mac Cheese Cauliflower (Printable)

A creamy low-carb dish featuring roasted cauliflower and bacon crumbs in rich cheese sauce.

# What You'll Need:

→ Vegetables

01 - 1 large head cauliflower (approximately 28 oz), cut into bite-size florets

→ Dairy

02 - 2 tablespoons unsalted butter
03 - 1 cup heavy cream
04 - 1 1/2 cups shredded sharp cheddar cheese
05 - 1/2 cup shredded mozzarella cheese
06 - 2 ounces cream cheese
07 - 1/4 cup grated Parmesan cheese

→ Meats

08 - 6 slices bacon

→ Pantry and Spices

09 - 1/2 teaspoon garlic powder
10 - 1/2 teaspoon onion powder
11 - 1/4 teaspoon smoked paprika
12 - Salt and freshly ground black pepper to taste

→ Garnish

13 - 1 tablespoon chopped fresh chives or parsley

# How to Make It:

01 - Preheat the oven to 425°F. Line a baking sheet with parchment paper. Spread cauliflower florets on the prepared baking sheet, drizzle with 1 tablespoon melted butter, season with salt and pepper, and toss to coat evenly.
02 - Roast for 20 to 25 minutes until golden and tender, stirring once halfway through cooking.
03 - While cauliflower roasts, cook bacon in a skillet over medium heat until crispy, approximately 7 to 8 minutes. Drain on paper towels and crumble into fine pieces.
04 - In a large saucepan over medium-low heat, melt the remaining 1 tablespoon butter. Add heavy cream, cream cheese, garlic powder, onion powder, smoked paprika, and a pinch of salt and pepper. Whisk constantly until smooth and cream cheese is fully melted, approximately 2 to 3 minutes.
05 - Gradually stir in cheddar, mozzarella, and Parmesan cheese. Continue whisking until the sauce is smooth and thick. Do not allow the sauce to boil.
06 - Add roasted cauliflower to the cheese sauce and stir gently to coat all florets evenly.
07 - Transfer the mixture to a baking dish, sprinkle evenly with bacon crumbs, and bake at 400°F for 7 to 10 minutes until bubbly and golden on top.
08 - Garnish with fresh chives or parsley if desired. Serve while hot.

# Expert Hints:

01 -
  • It tastes like the real thing: The roasted cauliflower gets tender and slightly caramelized while the four-cheese sauce becomes ridiculously creamy and complex.
  • Bacon makes everything better: Those crispy, crunchy crumbles scattered on top add the textural contrast that makes every bite interesting.
  • It fits into your life, not the other way around: You can have this on the table in under an hour, and it reheats beautifully for leftovers.
02 -
  • Don't skip the parchment paper or rush the cauliflower roasting: The dry heat is what creates those caramelized edges; steaming it defeats the entire purpose and you'll end up with mushy florets in a wet dish.
  • Keep the cheese sauce temperature below a boil: I learned this the hard way when I got impatient and cranked the heat; the sauce separated into a greasy, broken mess. Medium-low is your friend here, and patience is the ingredient that actually makes the difference.
03 -
  • Make the cheese sauce up to a day ahead and store it in the fridge: You can reheat it gently on the stovetop while your cauliflower roasts, which takes stress off timing on busy nights.
  • Let leftovers cool completely before storing: They reheat beautifully in a 350°F oven for about 15 minutes, and the bacon stays crispier than if you microwave them.
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