Ingredients

• 1 pound dried cannellini or great northern beans
• 1 tablespoon olive oil
• 1 ½ cups diced onion
• 1 cup diced carrots
• 1 cup diced celery
• 2 tablespoons chopped fresh garlic
• 4 cups low-sodium chicken broth
• 4 cups water
• 2 medium dried bay leaves
• 1 parmesan rind (optional; see tip)
• 6 cups chopped fresh kale
• 1 (14.5 ounce) can no-salt-added diced tomatoes with basil, garlic & oregano, drained
• 2 teaspoons minced fresh rosemary
• 3 tablespoons white-wine vinegar
• 1 teaspoon salt
• ground pepper to taste