Creamy Tortellini Soup

Bahan-bahan (6 porsi)

• 1 pound ground Italian sausage, mild or spicy
• 1 medium white onion, diced
• 1 large carrot, diced
• 5 cloves garlic, minced
• 1/4 cup tomato paste
• 1/2 teaspoon crushed red pepper flakes*
• 4 cups chicken stock
• 1 (15-ounce) can white beans, rinsed and drained
• 1 teaspoon Italian seasoning
• 1 (15-ounce) can fire-roasted diced tomatoes
• 1 (9-ounce) package cheese tortellini
• 3 cups chopped fresh kale
• 1/2 cup heavy cream
• 1/2 cup Parmesan cheese, plus extra for serving
• 3 tablespoons minced fresh basil
• fine sea salt and freshly-ground black pepper