For the soup base
01 -
1 tablespoon olive oil
02 -
1 medium yellow onion, finely diced
03 -
3 garlic cloves, minced
04 -
2 tablespoons tomato paste
05 -
1 teaspoon Italian seasoning
06 -
1/4 teaspoon red pepper flakes, optional
07 -
1 (28 oz or 795 g) can crushed tomatoes
08 -
4 cups (950 ml) low-sodium vegetable broth
09 -
1/2 teaspoon kosher salt, plus more to taste
10 -
1/4 teaspoon black pepper
To finish
11 -
18 oz (510 g) refrigerated cheese tortellini
12 -
3/4 cup (180 ml) heavy cream
13 -
1/2 cup (50 g) freshly grated Parmesan cheese, plus more for serving
14 -
3 cups (85 g) baby spinach
15 -
1/4 cup fresh basil leaves, torn