Greek Tomato Feta Soup

Ingredients

• 8 cups vegetable broth
• 2 tablespoons olive oil
• 1 1/2 teaspoons dried oregano
• 1/2 – 1 teaspoon crushed red pepper flakes (depending on how much heat you like)
• 1 teaspoon fresh ground black pepper
• 1 teaspoon kosher salt
• 1 cup orzo pasta
• 1 (28- ounce) can of whole plum tomatoes, drained and cut into chunks
• 12 ounces of feta cheese small cubed
• 1 tablespoon red wine vinegar