Cauliflower Mac and Cheese {Cheesy & So Easy!}

cauliflower mac and cheese on a plate

Creamy, cheesy, and delicious, this cauliflower mac and cheese is everything it should be!

Tender elbow macaroni and cauliflower florets are tossed in a cheesy sauce, topped with more cheese and baked until bubbly. Serve this as a meatless main dish or a side dish!

cauliflower mac and cheese on a plate

Why We Love This Dish

It’s extra saucy and super cheesy.

Adding cauliflower adds great texture to a traditional mac and cheese recipe along with extra and nutrients!

It’s a great way to incorporate leftovers into a meal! Leftover baked cauliflower can be used along with leftover meats like roast chicken for a complete meal.

This dish can be served as a main dish or a side dish.

Fresh or Frozen Cauliflower

As in any recipe, fresh is best, but frozen cauliflower can be used. If it’s frozen, be sure to defrost and drain the cauliflower before using in this recipe.

Frozen cauliflower is already fairly soft and should only be added to the cooking water during the last couple of minutes so it doesn’t overcook.

cauliflower mac and cheese ingredients

How To Make Cauliflower Mac and Cheese

It’s as easy as 1, 2, 3 to make this tasty favorite!

  1. Cook macaroni and the cauliflower in salted boiling water just until tender.
  2. While the macaroni is boiling, make the cheese sauce.
  3. Toss it all together and place in a casserole dish, top with more cheese and bake!

cauliflower mac and cheese sauce in a pot

Cheese or Breadcrumbs on Top

While I top this casserole with extra cheese you can add a breadcrumb topping if you’d like. Combine the following and sprinkle over the casserole before baking:

  • 1/2 cup breadcrumbs (or Panko)
  • 3 tablespoons melted butter
  • 1/4 teaspoon garlic powder, 1 teaspoon fresh parsley, salt & pepper to taste

cauliflower mac and cheese ready to bake

Additions & Variations

This is a great recipe for add-ins! Here is a list of great add-ins, but feel free to get creative! Add about 1 cup or so of any of the following combinations:

  • Ham & Broccoli: Leftover diced ham and steamed broccoli are great additions.
  • Bacon & Tomato: Cherry or grape tomatoes, crisp bacon (or bacon bits) and a handful of fresh chopped spinach.
  • Pizza Inspired: Crumbled Italian sausage, pepperoni, sauteed green peppers, onions and black olives with a dash of oregano.
  • Veggie Lovers: Sauteed onions, bell peppers, zucchini & mushrooms.

cauliflower mac and cheese in a pan

How To Reheat Cauliflower Mac and Cheese

This casserole doesn’t freeze well but it will last in the fridge for about 5 days. The best way to reheat cauliflower mac and cheese is to give it a good stir and zap it in the microwave for a few minutes. Add a little milk if the sauce is too thick after reheating.

More Mac & Cheesy Goodness

Did you enjoy this Cauliflower Mac and Cheese? Be sure to leave a rating and a comment!

cauliflower mac and cheese on a plate
Print

Cauliflower Mac and Cheese

Tender elbow macaroni and cauliflower florets are tossed in a cheesy sauce, topped with more cheese and baked until bubbly.
Course Main Course, Pasta, Side Dish
Cuisine American
Prep Time 20 minutes
Cook Time 25 minutes
Total Time 45 minutes
Servings 6 servings
Calories 697
Author Holly Nilsson

Ingredients

  • 4 cups cauliflower cut into bite-sized pieces
  • 2 cups elbow macaroni uncooked
  • 1/4 cup butter
  • 1/4 cup flour
  • 1/2 garlic powder
  • 1/2 teaspoon onion powder
  • 1/2 teaspoon seasoned salt
  • 1/2 teaspoon black pepper
  • 1 cup light cream about 10-12% MF
  • 1 1/2 cups milk
  • 4 cups sharp cheddar divided
  • 1/2 cup fresh parmesan cheese

Instructions

  • Preheat oven to 425°F.
  • Cook cauliflower and macaroni in salted water 5-7 minutes or until macaroni is tender. Drain very well.
  • Melt butter in a medium saucepan over medium heat. Stir in flour and seasonings and cook 1 minute.
  • Whisk in cream and milk a little bit at a time whisking until smooth after each addition. Bring mixture to a boil over medium heat while stirring.
  • Once thickened, remove from heat and stir in parmesan cheese & 3 cups cheddar cheese until melted. Toss with cauliflower and macaroni and spread into a greased 9×13 pan.
  • Top with remaining cheddar cheese and 20-22 minutes or until bubbly. Do not over cook.

Notes

Cook pasta and cauliflower just until al dente, they will cook further in the oven.
Drain the cauliflower and macaroni noodles very well so your sauce doesn't get watery.
Any leftover cooked vegetables (or meats) can be added to this dish.
Breadcrumb Topping (optional)
This can be added in place of cheese on top of the casserole.
  • 1/2 cup breadcrumbs (or Panko)
  • 3 tablespoons melted butter
  • 1/4 teaspoon garlic powder, 1 teaspoon fresh parsley, salt & pepper to taste

Nutrition

Calories: 697 | Carbohydrates: 47g | Protein: 32g | Fat: 42g | Saturated Fat: 27g | Cholesterol: 130mg | Sodium: 919mg | Potassium: 493mg | Fiber: 3g | Sugar: 6g | Vitamin A: 1375IU | Vitamin C: 32mg | Calcium: 756mg | Iron: 2mg

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