Chopped Greek Salad with Chicken

Serves:

• 1/3 cup red-wine vinegar
• 2 tablespoons extra-virgin olive oil
• 1 tablespoon chopped fresh dill or oregano or 1 teaspoon dried
• 1 teaspoon garlic powder
• 1/4 teaspoon salt
• 1/4 teaspoon freshly ground pepper
• 6 cups chopped romaine lettuce
• 2 1/2 cups chopped cooked chicken (about 12 ounces; see Tip)
• 2 medium tomatoes, chopped
• 1 medium cucumber, peeled, seeded and chopped
• 1/2 cup finely chopped red onion
• 1/2 cup sliced ripe black olives
• 1/2 cup crumbled feta cheese