Quick Tortellini Soup with Italian Sausage - Ready in 35 Min - Recipes by Clare

Ingredients

• 1 pound mild Italian sausage.
• 1 medium yellow onion, chopped.
• 6 garlic cloves, minced.
• 1 quart chicken stock.
• 14 ounces crushed tomatoes.
• 2 tablespoons tomato paste.
• 1 teaspoon sea salt.
• 1 bunch curly kale, torn.
• 10 ounces fresh tortellini.
• 1 cup heavy cream.
• Parmesan cheese for serving.
• ¼ teaspoon red pepper flakes.