Brown sausage in saucepan over medium heat. Drain excess grease and return to heat. Add onion and pepper and cook until soft; approximately 4-5 minutes. Add basil & oregano and stir to combine. Add garlic to saucepan with sausage and peppers and cook 1 minute. Add spinach and cook until wilted; approximately 2-3 minutes. Add chicken stock and tomato sauce. Simmer for 30-40 minutes.
Add the cheese ravioli and simmer for 7-10 minutes. Ladle into bowls and top with 1/4 cup mozzarella. Place under the broiler just long enough to melt and lightly brown cheese. Serve immediately.
Make sure you use ovenproof soup bowls when placing under broiler.