Greek Wedge Salad

Ingredients (16)

• 2 heads of romaine
• 1 1/2 cups halved or quartered cherry tomatoes, depending on their size
• 2/3 cup chopped seeded cucumber (about 1/2 medium garden cucumber)
• 2/3 cup chopped celery (about 2 ribs)
• 1/4 cup pitted and halved Kalamata olives
• 1 shallot, very thinly sliced
• 1 tablespoon lemon juice
• Pinch of salt
• 1/4 cup extra-virgin olive oil
• 2 to 3 tablespoons lemon juice
• 2 tablespoons tahini
• 2 to 3 cloves garlic, pressed or minced
• 1/2 teaspoon fine-grain sea salt
• Freshly ground black pepper, to taste
• 1/4 cup crumbled feta cheese (optional)
• 1/4 cup finely chopped fresh mint and/or basil