1. Bring a medium pot of water to a boil.
2. Add salt to it, then add broccoli rabe.
3. Boil for 3 minutes.
4. Drain and let cool.
5. In a soup pot heat the olive oil over medium high heat.
6. Add the sausage and cumbling with a spoon until browned 3-4 minutes.
7. Stir in the onion and garlic and cook until softened, about 5 minutes.
8. Season with the nutmeg and salt and pepper, to taste.
9. Add the chicken stock, tomatoes and their juices and 2 cups of water.
10. Cover and bring to boil.
11. Stir in the the white beans and cooked broccoli rabe and return to a boil.
12. Add the pasta and cook, stirring occasionally until al dente.
13. Top with the cheese.