Sheet Pan Mac Cheese Brussels

Featured in: Classic Comfort Foods

This comforting dish combines tender macaroni with a rich cheese sauce featuring sharp cheddar and Gruyère. Roasted Brussels sprouts add a savory, slightly caramelized bite. Everything is baked on a single sheet pan for effortless preparation and crispy edges. A panko and Parmesan topping adds golden crunch, while herbs elevate the flavors. Ready in under an hour, this satisfying dish balances creamy texture with roasted vegetable depth, perfect for sharing.

Updated on Thu, 20 Nov 2025 08:28:00 GMT
Golden, bubbly sheet pan mac and cheese with roasted Brussels sprouts, ready to serve. Save to Pinterest
Golden, bubbly sheet pan mac and cheese with roasted Brussels sprouts, ready to serve. | krispyrecipes.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 discovered this sheet pan technique when craving extra crunch from my mac and cheese. Combining tangy Brussels sprouts and golden brown topping brings everyone back for seconds.

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

Oven Prep:
Preheat oven to 220°C (425°F). Line a large rimmed sheet pan with parchment paper.
Roast Veggies:
Toss Brussels sprouts with olive oil, salt, and pepper. Spread on half the sheet pan.
Cook Pasta:
Cook macaroni in salted boiling water 2 minutes less than package directions. Drain.
Make Cheese Sauce:
Melt butter in saucepan over medium heat. Whisk in flour and cook 1 minute. Gradually add milk, whisking until thickened, about 5 minutes.
Add Cheese:
Remove from heat. Stir in cheddar, Gruyère, Dijon, garlic powder, smoked paprika, salt, and pepper until melted.
Combine Mixture:
Mix drained pasta with cheese sauce.
Sheet Pan Assembly:
Spread macaroni mixture on half of sheet pan next to Brussels sprouts.
Topping:
Mix panko, Parmesan, and melted butter in bowl. Sprinkle over macaroni.
Bake:
Bake 18–22 minutes, until Brussels sprouts are roasted and topping is golden.
Finish:
Sprinkle with parsley, if desired, before serving.
A close-up of sheet pan mac and cheese; creamy, cheesy, and topped with crispy breadcrumbs. Save to Pinterest
A close-up of sheet pan mac and cheese; creamy, cheesy, and topped with crispy breadcrumbs. | krispyrecipes.com

This dish is always a hit at family gatherings—kids love the cheesy pasta and adults appreciate the savory roasted Brussels sprouts.

Required Tools

Large rimmed sheet pan, saucepan, whisk, mixing bowls, and cheese grater help make prep easy and efficient.

Allergen Information

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

Nutritional Information

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

Sheet pan mac and cheese with Brussels sprouts: a savory, comforting, and easy weeknight meal idea. Save to Pinterest
Sheet pan mac and cheese with Brussels sprouts: a savory, comforting, and easy weeknight meal idea. | krispyrecipes.com

Make this for weeknight comfort or entertaining friends—the sheet pan method guarantees fast clean-up and plenty of crispness in every serving.

Common Recipe Questions

How do I achieve crispy Brussels sprouts in this dish?

Toss Brussels sprouts with olive oil, salt, and pepper before roasting on the sheet pan. Baking at a high temperature (425°F) helps them caramelize and develop crispy edges.

Can I substitute the cheeses used in the sauce?

Yes, Gruyère can be replaced with fontina or Monterey Jack for a milder flavor, while keeping the sharp cheddar maintains the dish's richness.

What is the best pasta type for this preparation?

Elbow macaroni is ideal because it holds the cheese sauce well and fits nicely on the sheet pan.

How can I make this dish gluten-free?

Use gluten-free pasta and substitute panko breadcrumbs with gluten-free alternatives to keep it safe for gluten-sensitive diets.

What is the purpose of Dijon mustard in the cheese sauce?

Dijon mustard adds subtle acidity and depth, enhancing the overall savory flavor of the cheese sauce without overpowering it.

Can fresh herbs be added to this dish?

Yes, sprinkling chopped fresh parsley before serving adds brightness and a fresh herbal note to balance the richness.

Sheet Pan Mac Cheese Brussels

Creamy macaroni with roasted Brussels sprouts baked together for crispy, cheesy goodness on a single pan.

Prep Duration
20 minutes
Cooking Duration
30 minutes
Overall Time
50 minutes
Created by Mia Harper

Recipe Type Classic Comfort Foods

Skill Level Easy

Cuisine Type American

Total Portions 6 Serving Size

Dietary Considerations Veggie-Friendly

What You’ll Need

Pasta

01 14 oz elbow macaroni

Vegetables

01 12 oz Brussels sprouts, trimmed and halved
02 2 tbsp olive oil
03 Salt, to taste
04 Black pepper, to taste

Cheese Sauce

01 3 tbsp unsalted butter
02 3 tbsp all-purpose flour
03 3 cups whole milk
04 7 oz sharp cheddar cheese, shredded
05 3.5 oz Gruyère cheese, shredded
06 1 tsp Dijon mustard
07 1/2 tsp garlic powder
08 1/2 tsp smoked paprika
09 Salt, to taste
10 Black pepper, to taste

Topping

01 2 oz panko breadcrumbs
02 1 oz grated Parmesan cheese
03 1 tbsp melted butter
04 2 tbsp chopped fresh parsley (optional)

How to Make It

Step 01

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

Step 02

Prepare Brussels sprouts: Toss Brussels sprouts with olive oil, salt, and black pepper. Spread them on half of the sheet pan.

Step 03

Cook macaroni: Boil macaroni in salted water, cooking 2 minutes less than package instructions. Drain thoroughly.

Step 04

Make cheese sauce: Melt butter in a saucepan over medium heat. Whisk in flour and cook for 1 minute. Gradually whisk in milk, cooking until smooth and slightly thickened, about 5 minutes.

Step 05

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

Step 06

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

Step 07

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

Step 08

Prepare breadcrumb topping: Combine panko breadcrumbs, grated Parmesan, and melted butter in a small bowl. Sprinkle mixture over macaroni.

Step 09

Bake until golden and roasted: Bake in preheated oven for 18 to 22 minutes, until Brussels sprouts are roasted and topping is golden brown.

Step 10

Garnish and serve: Optionally sprinkle with fresh chopped parsley before serving.

Tools You’ll Need

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

Possible Allergens

Double-check each ingredient for allergens and consult an expert if you're unsure.
  • Contains dairy (milk, cheese, butter) and gluten (pasta, flour, panko).
  • May contain eggs depending on pasta type; verify labels for gluten- and egg-free options.

Nutritional Information (per serving)

This data is for informational purposes and shouldn't replace professional advice.
  • Calorie Count: 500
  • Total Fat: 24 grams
  • Total Carbohydrates: 53 grams
  • Protein Content: 20 grams