Penne with Roasted Butternut Squash and Ham

INGREDIENTS

butternut squash (about 2 pounds), peeled, halved lengthwise, seeded, and cut into 1/2-inch dice

2 tbsp

olive oil

1 tsp

salt

1/8 tsp

fresh-ground black pepper

1 1/4 tsp

dried sage

1 cup

mascarpone cheese

1/2 cup

half-and-half

scallions including green tops, chopped

3/4 lb

penne

1/4 lb

sliced smoked ham, such as Black Forest, cut into thin strips

1/4 cup

grated Parmesan