Place sausage in large pot along with chopped onion and garlic. Add in Italian seasoning.
Cook over medium high heat until cooked through; drain and return to pot.
Add in chicken stock, tomato paste and can of tomatoes. Bring to a boil.
Once boiling, add in pasta. Reduce heat to medium low and simmer uncovered for 15 minutes.
Once pasta is thoroughly cooked it is ready to be served.
For ricotta topping: mix ricotta cheese, parmesan cheese and basil together in a small bowl.
Place soup in bowl and top with desired amount of mozzarella cheese and ricotta cheese. Enjoy!
