Sheet Pan Mac Cheese Brussels

Featured in: Cozy Comfort Bakes

This dish features tender macaroni tossed in a rich cheddar and Gruyère cheese sauce, baked alongside caramelized Brussels sprouts for a delightful balance of creamy and roasted flavors. Cooking on a sheet pan ensures crispy edges and easy serving, making it a comforting and visually appealing meal. The topping of panko and Parmesan adds a satisfying crunch, enhanced by smoked paprika and Dijon mustard for a flavorful twist.

Updated on Thu, 20 Nov 2025 09:33:00 GMT
Golden-brown Sheet Pan Mac and Cheese with crispy Brussels sprouts, ready to serve and enjoy. Save
Golden-brown Sheet Pan Mac and Cheese with crispy Brussels sprouts, ready to serve and enjoy. | tastlis.com

A creamy, cheesy baked macaroni and cheese elevated with roasted Brussels sprouts, all baked together on a sheet pan for perfect crispy edges and easy serving.

I first made this sheet pan mac and cheese for a family dinner and was amazed how quickly it disappeared. Everyone loved the twist with Brussels sprouts, which adds a satisfying roasted flavor alongside the classic cheese sauce.

Ingredients

  • Pasta: 400 g (14 oz) elbow macaroni
  • Vegetables: 350 g (12 oz) Brussels sprouts, trimmed and halved, 2 tbsp olive oil, salt and black pepper to taste
  • Cheese Sauce: 3 tbsp unsalted butter, 3 tbsp all-purpose flour, 700 ml (3 cups) whole milk, 200 g (7 oz) sharp cheddar cheese shredded, 100 g (3.5 oz) Gruyère cheese shredded, 1 tsp Dijon mustard, 1/2 tsp garlic powder, 1/2 tsp smoked paprika, salt and pepper to taste
  • Topping: 60 g (2 oz) panko breadcrumbs, 30 g (1 oz) grated Parmesan cheese, 1 tbsp melted butter, 2 tbsp chopped fresh parsley (optional)

Instructions

Prep Sheet Pan:
Preheat oven to 220°C (425°F). Line a large rimmed sheet pan with parchment paper.
Roast Brussels Sprouts:
Toss Brussels sprouts with olive oil, salt, and pepper. Spread on half the sheet pan.
Cook Macaroni:
Cook macaroni in salted boiling water 2 minutes less than package directions. Drain thoroughly.
Make Cheese Sauce:
In a saucepan over medium heat, melt butter. Whisk in flour and cook for 1 minute. Gradually add milk, whisking constantly until smooth and slightly thickened, about 5 minutes.
Finish Cheese Sauce:
Remove from heat. Stir in cheddar, Gruyère, Dijon mustard, garlic powder, smoked paprika, salt, and pepper until cheese is melted.
Combine Pasta and Cheese Sauce:
Mix drained pasta with cheese sauce until evenly coated.
Assemble on Sheet Pan:
Spread macaroni mixture evenly on the other half of the sheet pan, next to the Brussels sprouts.
Prepare Topping:
In a small bowl, mix panko, Parmesan, and melted butter. Sprinkle over macaroni.
Bake:
Bake for 18–22 minutes, until Brussels sprouts are roasted and breadcrumb topping is golden.
Finish:
Sprinkle with chopped parsley before serving, if desired.
A close-up of cheesy Sheet Pan Mac and Cheese, bubbling and topped with a buttery breadcrumb crust. Save
A close-up of cheesy Sheet Pan Mac and Cheese, bubbling and topped with a buttery breadcrumb crust. | tastlis.com

We shared this meal with the whole family watching movies together, and it was a comfort food hit for adults and kids alike. Even those hesitant about Brussels sprouts went back for seconds.

Required Tools

Large rimmed sheet pan, saucepan, whisk, mixing bowls, cheese grater

Allergen Information

Contains dairy (milk, cheese, butter) and gluten (pasta, flour, panko). May contain eggs if pasta is egg-based; check product labels for gluten-free or egg-free options.

Nutritional Information (per serving)

Calories: 500, Total Fat: 24 g, Carbohydrates: 53 g, Protein: 20 g

Sheet Pan Mac and Cheese sizzling with roasted Brussels sprouts offering a simple, satisfying meal. Save
Sheet Pan Mac and Cheese sizzling with roasted Brussels sprouts offering a simple, satisfying meal. | tastlis.com

Try this sheet pan method whenever you want mac and cheese with a crispy finish and less mess. It makes a perfect vegetarian main or side for gatherings.

Recipe FAQs

Can I use different cheeses?

Yes, Gruyère can be swapped for fontina or Monterey Jack to suit your taste preferences without compromising the creamy texture.

How do I make it gluten-free?

Replace regular pasta and panko breadcrumbs with certified gluten-free versions to keep the dish safe for gluten-sensitive diners.

What is the best way to get crispy edges?

Using a rimmed sheet pan and spreading the macaroni mixture evenly allows the edges to bake until golden and crispy.

Can I prepare this in advance?

Yes, you can assemble ahead, refrigerate, and then bake when ready, though baking time may need adjustment.

Any tips for enhancing flavor?

Adding a pinch of chili flakes to the cheese sauce introduces a subtle heat that complements the richness.

Sheet Pan Mac Cheese Brussels

Creamy baked macaroni paired with roasted Brussels sprouts on a sheet pan for crispy, savory results.

Prep Time
20 min
Time to Cook
30 min
Overall Time
50 min
Author Lena Foster


Skill Level Easy

Cuisine American

Makes 6 Portions

Dietary details Vegetarian

What You'll Need

Pasta

01 14 ounces elbow macaroni

Vegetables

01 12 ounces Brussels sprouts, trimmed and halved
02 2 tablespoons olive oil
03 Salt and black pepper, to taste

Cheese Sauce

01 3 tablespoons unsalted butter
02 3 tablespoons all-purpose flour
03 3 cups whole milk
04 7 ounces sharp cheddar cheese, shredded
05 3.5 ounces Gruyère cheese, shredded
06 1 teaspoon Dijon mustard
07 0.5 teaspoon garlic powder
08 0.5 teaspoon smoked paprika
09 Salt and pepper, to taste

Topping

01 2 ounces panko breadcrumbs
02 1 ounce grated Parmesan cheese
03 1 tablespoon melted butter
04 2 tablespoons chopped fresh parsley (optional)

Directions

Instruction 01

Prepare oven and sheet pan: Preheat oven to 425°F. Line a large rimmed sheet pan with parchment paper.

Instruction 02

Roast Brussels sprouts: Toss Brussels sprouts with olive oil, salt, and pepper, then spread on half of the sheet pan.

Instruction 03

Cook pasta: Boil elbow macaroni in salted water, cooking two minutes less than package instructions, then drain well.

Instruction 04

Prepare cheese sauce: In a saucepan over medium heat, melt butter. Whisk in flour and cook for 1 minute. Gradually add milk, whisking constantly until smooth and slightly thickened, about 5 minutes.

Instruction 05

Incorporate cheese and seasonings: Remove from heat. Stir in shredded cheddar, Gruyère, Dijon mustard, garlic powder, smoked paprika, salt, and pepper until cheeses are fully melted.

Instruction 06

Combine pasta with cheese sauce: Mix drained macaroni with cheese sauce until well coated.

Instruction 07

Assemble on sheet pan: Spread macaroni mixture evenly on the other half of the sheet pan, adjacent to Brussels sprouts.

Instruction 08

Prepare breadcrumb topping: In a small bowl, combine panko breadcrumbs, grated Parmesan, and melted butter; sprinkle evenly over macaroni mixture.

Instruction 09

Bake: Bake for 18 to 22 minutes until Brussels sprouts are roasted and breadcrumb topping is golden brown.

Instruction 10

Finish and serve: Optionally sprinkle chopped parsley over the dish before serving.

Tools Needed

  • Large rimmed sheet pan
  • Saucepan
  • Whisk
  • Mixing bowls
  • Cheese grater

Allergy Notes

Review each component for possible allergens. If you aren't sure, ask a health pro.
  • Contains dairy (milk, cheese, butter) and gluten (pasta, flour, panko).
  • Pasta may contain eggs; verify for gluten-free or egg-free options.

Nutrition Info (per portion)

This nutrition data is just for your information—always check with a healthcare provider if needed.
  • Energy: 500
  • Fats: 24 g
  • Carbohydrates: 53 g
  • Proteins: 20 g