In large soup pot or dutch oven, heat oil over medium heat.
Add chopped onion and garlic, then saute for about 5 minutes.
Add crumbled sausage and cook until done, about 5 more minutes
Stir in roasted tomatoes, sauce, bone broth, and Italian seasoning
Bring to a boil and then add in tortellini.
Reduce heat and simmer until tortellini is cooked through
Stir in spinach and cook until slightly wilted, about 3 minutes
Season with salt & pepper and serve!