New Year's Day Soup with Black-Eyed Peas

Ingredients

• 2 leeks, trimmed, halved, and sliced
• 1 cup chopped celery
• 1 cup chopped carrots
• 3 cloves garlic, minced
• 1½ 32-oz. containers low-sodium vegetable broth (6 cups)
• 4 cups chopped stemmed collard greens
• 2 15-oz. cans no-salt-added black-eyed peas, rinsed and drained
• 1 medium zucchini, halved lengthwise and cut into ¼-inch-thick slices
• 2 teaspoons Italian seasoning, crushed
• ¾ teaspoon smoked paprika
• ½ teaspoon crushed red pepper (optional)
• 1 to 2 tablespoons red wine vinegar
• 2 tablespoons chopped fresh parsley