Chicken Gyros with Garlicky Tzatziki & Fresh Herbs

Ingredients

• 1 large cucumber (or 2 small)
• 1 1/2 cups plain greek yogurt
• 1 1/2 teaspoons garlic (minced)
• 1 tablespoon lemon juice
• salt and freshly ground pepper (to taste)
• reserved cucumber
• 2 cups grape tomatoes (cut in quarters)
• 2 tablespoons diced red onion or shallot
• 1/3 cup Italian parsley
• 1/3 cup fresh mint (chopped)
• 1 tablespoon lemon juice (fresh)
• 1/4 cup extra-virgin olive oil
• 2 cloves garlic (minced)
• 1 teaspoon dried oregano
• 1 teaspoon dried rosemary
• 2 cups roasted chicken meat (shredded)
• 4 pieces Naan (available at most grocery stores)