1) brown sausage, remove from pan and drain
2) set aside
3) saute onions and garlic until tender
4) Add water, broth, carrots, tomatoes, basil, oregano, tomato sauce, and sausage
5) Bring to a boil. Reduce heat and simmer uncovered for about 20 minutes
6) skim off any fat and stir in zucchini and tortellini
7) Simmer for an additional 20 minutes or until tortellini and zucchini are tender
8) garnish with parmesan cheese