Saut? the onions in olive oil for 5 minutes. Add the carrots, celery, potatoes and garlic. Add yellow pepper and mushrooms. Saut? the vegetables until soft. Add cannellini beans and radicchio and continue cooking for 5 more minutes. Add boiling water, tomato sauce and herbs. Lower heat and simmer for 20 minutes. Add broccoli and cook for 5 more minutes. Adjust spices to tastes, by adding more salt, pepper, oregano, basil or dill. Add fresh lemon juice, right before serving.
Recipe by iEatGreen at https://www.ieatgreen.com/recipe-italian-minestrone-soup/