1-1 1/2 - 2 ounce envelope white sauce mix
4 cups water
1-14 ounce can vegetable broth
1 1/2 cups sliced fresh mushrooms
1/2 cup chopped onion
3 cloves garlic, minced
1/2 teaspoon dried basil, crushed
1/4 teaspoon salt
1/4 teaspoon dried oregano, crushed
1/8 teaspoon cayenne pepper
1- 7 or 8 ounce package dried cheese tortellini (about 2 cups)
1-12 ounce can evaporated milk
6 cups fresh baby spinach leaves or torn spinach
Ground black pepper (optional)
Finely shredded Parmesan cheese (optional)