Brothy Beans and Greens

Name: Brothy Beans and Greens
Prep time: 5 min
Cook time: 1 h 25 min
Total time: 1 h 30 min
Cuisine: American
Ingredients: 2 cups dried beans (can use dried baby lima, dried cannelloni, dried great northern); 1/4 cup extra-virgin olive oil; 1 large yellow onion (quartered); 1 head garlic (cut in half, lengthwise); 1 lemon (cut in half, lengthwise); 1 small bunch of oregano and rosemary; 1/2 teaspoon chili flakes; Kosher salt and freshly ground black pepper; 6 cups water; 1 parmesan rind (optional, omit to make vegan); 2 handfuls of leafy greens (we are using kale, but you can use chard, dandelion greens, spinach, etc.); shaved or shredded parmesan for serving (optional, omit to make vegan); serve with panko breadcrumbs, or toast