→ Vegetables
01 - 1 medium butternut squash (about 2 pounds), peeled, seeded, and cubed
02 - 1 small yellow onion, diced
03 - 2 cloves garlic, minced
→ Pasta
04 - 14 ounces elbow macaroni or other short pasta
→ Dairy
05 - 2 cups whole milk
06 - 1/2 cup heavy cream
07 - 2 cups shredded sharp cheddar cheese
08 - 1 cup shredded Gruyère cheese
09 - 3 tablespoons unsalted butter, divided
→ Pantry
10 - 3 tablespoons all-purpose flour
11 - 1/2 teaspoon ground nutmeg
12 - Salt and freshly ground black pepper, to taste
13 - 1 cup fresh breadcrumbs
14 - 2 tablespoons chopped fresh sage leaves
15 - 2 tablespoons grated Parmesan cheese
16 - 2 tablespoons olive oil