Fresh Spinach Tomato and Garlic Tortellini Soup

INGREDIENTS

1 3/4 lb

Roma tomatoes ((about 9 medium))

1 1/2 tbsp

extra virgin olive oil

yellow onion finely chopped ((1 1/2 cups))

6 cloves

garlic (, minced (more or less to taste))

2 qt

low-sodium chicken broth

2 cups

water

1 20 ounce package

refrigerated three cheese tortellini

Salt and freshly ground black pepper (, to taste)

1 tsp

granulated sugar

6 oz

fresh spinach (, chopped)

3 tbsp

chopped fresh basil

1/2 cup

finely shredded Parmesan cheese (, for serving)