Spaghetti Squash with Sausage and Greens

INGREDIENTS

spaghetti squash (about 3 1/2 pounds), halved lengthwise

1/3 cup

grated parmesan cheese

Salt and black pepper

1 1/2 tsp

extra-virgin olive oil

12 oz

sweet Italian sausage

bunch spinach, stems discarded and leaves coarsely chopped

1/2 tsp

crushed red pepper