Black Bean Salad - Alton Brown

Ingredients

• 1 stalk celery
• 1 medium carrot
• 2 to 3 sprigs fresh thyme
• 2 to 3 sprigs fresh parsley
• 1 bay leaf
• 2 cups dried black beans
• 1/2 medium onion, halved
• 2 teaspoons kosher salt, plus extra to taste
• 1/3 cup extra-virgin olive oil
• 1/3 cup lime juice
• 1 medium red onion, minced
• 0.25 cup chopped fresh cilantro, plus more to taste
• 1 teaspoon ground cumin
• 1 teaspoon chili powder
• Freshly ground black pepper, to taste