INGREDIENTS
•
2
•
tablespoons
•
olive oil
•
1
•
medium onion, chopped
•
3/4
•
pound
•
sweet Italian sausage, casings removed and broken into pieces
•
Kosher salt
•
6
•
cups
•
low-sodium chicken broth
•
1
•
pound
•
fresh or frozen cheese tortellini
•
5
•
ounces
•
baby spinach
•
Grated Parmesan, for serving