Sheet Pan Mac Cheese Brussels (Print Version)

Baked macaroni with crispy Brussels sprouts, creamy cheese sauce, and a golden breadcrumb topping.

# Components:

→ 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)

# Directions:

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. Arrange evenly on half of the sheet pan.
03 - Roast Brussels sprouts in the oven for 12 minutes while preparing remaining components.
04 - Bring a large pot of salted water to a boil. Cook macaroni 2 minutes less than package instructions until al dente. Drain and set aside.
05 - Melt butter in a medium saucepan over medium heat. Whisk in flour and cook for 1 minute. Gradually whisk in whole milk and heavy cream until smooth. Simmer gently until slightly thickened, about 3–4 minutes.
06 - Lower heat to low, then stir in sharp cheddar, Gruyère, Dijon mustard, garlic powder, smoked paprika, salt, and pepper. Stir until cheese is fully melted and sauce is smooth.
07 - Mix drained macaroni with cheese sauce thoroughly.
08 - Remove sheet pan from oven. Spread cheesy macaroni over the other half of the pan alongside the partially roasted Brussels sprouts.
09 - In a small bowl, combine panko, grated Parmesan, and melted butter. Sprinkle evenly over the macaroni layer.
10 - Return sheet pan to oven and bake for 15 to 18 minutes until topping is golden brown and Brussels sprouts are crisp-tender.
11 - Optionally, garnish with chopped fresh parsley before serving warm.

# Expert Advice:

01 -
  • One-pan convenience for less washing up
  • Crispy Brussels sprouts add flavor and texture
02 -
  • This dish contains gluten and dairy — check ingredient labels for allergens
  • You can swap cheeses or add cooked bacon for variation
03 -
  • Cook the pasta just to al dente for best texture
  • Add a pinch of cayenne or use different cheeses to customize flavor
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