Italian Sausage Soup with Tortellini

1 lb. Italian sausage
½ T. packed fresh basil leaves
1 cup chopped onion
½ T. dried oregano
2 cloves garlic, minced
1- 8oz can tomato sauce
5 cups beef broth
1 ½ cups sliced zucchini
¾ cup water
8 oz Fresh tortellini pasta
3 T. red wine vinegar
3 T. chopped fresh parsley
4 cans diced tomatoes
1 cup thinly sliced carrots

In a large pot, brown sausage. Remove sausage and drain, reserving 1 T. of the drippings. Sauté onion and garlic in the drippings. Stir in beef broth, water, red wine vinegar, tomatoes, carrots, basil, oregano, tomato sauce, and sausage. Bring to a boil. Reduce heat; simmer uncovered for 30 minutes. Skim fat from soup. Stir in zucchini and parsley. Simmer covered for 30 minutes. Add tortellini during the last 10 minutes. Sprinkle with Parmesan cheese to top. Makes 8 servings.