In a large pot over medium heat, melt the ghee. Then add the ground beef, breaking up with a wooden spoon. Add the onions. Add salt and pepper. Cook until beef is browned and onions are soft.
Add the zucchini and garlic. Cook for an addition 2 minutes, stirring frequently.
Pour in the marinara and broth. Bring to a simmer and add the herbs. Add additional salt and pepper to taste
Let simmer with the lid off for 10 minutes (not boil)
Meanwhile, mix together the ricotta, mozzarella, and parmesan. Add salt and pepper to this mixture
Reduce the heat to low. Once its stopped simmering, dollop the cheese mixture on top of the soup. Put the lid on and let it cook for 5 minutes
Remove from heat. Serve with additional parmesan and fresh basil. Serve with crusty sourdough bread if desired.