Sheet Pan Mac Cheese Brussels (Printable)

Baked macaroni and cheese combined with roasted Brussels sprouts on a sheet pan for a flavorful, easy meal.

# Required Ingredients:

→ Pasta

01 - 12 oz elbow macaroni

→ Vegetables

02 - 12 oz Brussels sprouts, trimmed and halved
03 - 2 tbsp olive oil
04 - 1/2 tsp kosher salt
05 - 1/4 tsp black pepper

→ Cheese Sauce

06 - 3 tbsp unsalted butter
07 - 3 tbsp all-purpose flour
08 - 2 cups whole milk
09 - 1/2 cup heavy cream
10 - 2 cups shredded sharp cheddar cheese
11 - 1/2 cup shredded Gruyère cheese
12 - 1/2 tsp Dijon mustard
13 - 1/4 tsp garlic powder
14 - 1/4 tsp smoked paprika
15 - Salt and pepper, to taste

→ Topping

16 - 1/2 cup panko breadcrumbs
17 - 2 tbsp grated Parmesan cheese
18 - 1 tbsp melted butter
19 - 1 tbsp chopped fresh parsley (optional)

# Preparation Steps:

01 - Preheat oven to 425°F. Line a large rimmed sheet pan with parchment paper or lightly grease it.
02 - Toss Brussels sprouts with olive oil, kosher salt, and black pepper. Spread evenly on half of the sheet pan.
03 - Roast Brussels sprouts for 12 minutes while preparing pasta and cheese sauce.
04 - Bring a large pot of salted water to a boil. Cook macaroni until al dente, about 2 minutes less than package instructions. Drain and set aside.
05 - In a medium saucepan over medium heat, melt butter. Whisk in flour and cook for 1 minute. Gradually add milk and cream, whisking constantly until smooth. Simmer gently, stirring often, until sauce thickens, about 3 to 4 minutes.
06 - Reduce heat to low. Stir in cheddar, Gruyère, Dijon mustard, garlic powder, smoked paprika, salt, and pepper. Cook until cheese melts and sauce is smooth.
07 - Mix cooked macaroni with cheese sauce. Remove sheet pan from oven and spread mac and cheese over the empty half, nestling alongside roasted Brussels sprouts.
08 - In a small bowl, combine panko breadcrumbs, Parmesan cheese, and melted butter. Sprinkle mixture evenly over macaroni.
09 - Return pan to oven and bake for 15 to 18 minutes, until topping is golden and Brussels sprouts are crisp-tender.
10 - Optionally, garnish with chopped fresh parsley. Serve immediately.

# Expert Suggestions:

01 -
  • Easy sheet pan cleanup for minimal mess
  • Combines creamy mac and cheese with roasted Brussels sprouts for added texture and flavor
02 -
  • Contains common allergens: gluten, dairy, and mustard
  • Mac and cheese can be assembled ahead and refrigerated before baking
03 -
  • Use fresh shredded cheese for best melt and flavor
  • Let mac and cheese sit for 5 minutes before serving to help everything set
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