Making Zuppa Toscana is as uncomplicated as following these straightforward steps:

1. Cook the Sausage: In a large pot, heat a drizzle of olive oil over medium heat. Add the Italian sausage and cook until browned, breaking it apart as it cooks.
2. Sauté Onions and Garlic: Add the chopped onion and minced garlic to the pot. Sauté until the onion becomes translucent.
3. Add Broth and Potatoes: Pour in the chicken broth and add the diced potatoes. Bring to a boil, then reduce the heat to a simmer.
4. Simmer Potatoes: Allow the potatoes to cook in the broth for about 10-15 minutes or until tender.
5. Stir in Cream and Kale: Add the heavy cream and chopped kale to the pot, stirring to combine. Adjust the seasoning with red pepper flakes, salt, and pepper.
6. Heat Through: Let the soup simmer for an additional 5 minutes or until the kale wilts and everything is heated through.
7. Serve: Taste and adjust seasoning if necessary. Serve hot.

Following these simple instructions will result in an amazing bowl of Zuppa Toscana that will surely impress!