Greek White Bean Soup - Holding Court

Ingredients

• 3 tablespoons olive oil
• 1 red onion, chopped
• 3 medium carrots, peeled and chopped
• 3 celery stalks, chopped
• 1/2 teaspoon kosher salt
• 4 garlic cloves, minced
• 1/4-1/2 teaspoon red pepper flakes, depending on how hot you want it
• 3 tablespoons tomato paste
• 4 – 15 1/2 oz cans cannellini beans, drained and rinsed
• 1 1/2 quarts chicken stock
• 4 teaspoons red wine vinegar
• 1/2 cup fresh flat-leaf parsley, finely chopped
• 1/2 cup pitted Kalamata olives, chopped
• 2 oz feta cheese, crumbled
• Fresh black pepper