Georgian Kidney-Bean Stew

Ingredients

• 1 tablespoon oil
• 1 onion, finely chopped
• 1 carrot, scrubbed and finely chopped
• 1⁄2 teaspoon salt
• 1⁄2 cup walnuts, finely chopped*
• 2 garlic cloves, minced
• 1⁄8 teaspoon cayenne pepper (if you like it spicy)
• 2 teaspoons ground coriander
• 3 (15-ounce) cans kidney beans (about 4 cups), drained and rinsed
• 1⁄2 cup finely chopped cilantro and/ or parsley, plus more for garnish
• 2 tablespoons balsamic vinegar (or whatever kind of vinegar you have)
• 3 cups water