Steps
1. In a pot, heat olive oil over medium heat. Add onions, carrots, and celery; sauté until softened.
2. Stir in minced garlic and cook for 1 minute until fragrant.
3. Add chopped kale, dried thyme, and red pepper flakes; cook until the kale wilts.
4. Pour in the vegetable broth and bring to a simmer.
5. Add the cannellini beans and stale bread, stirring to combine. Simmer for 15 minutes.
6. Mash the bread into the soup for thickness and season with salt and pepper.
7. Serve hot, drizzled with a bit more olive oil if desired.