Grilled Eggplant Pita Sandwiches with Yogurt-Garlic Spread

Ingredients

• 2 (1-pound) eggplant, cut crosswise into 1/2-inch-thick slices
• 3 1/2 teaspoons kosher salt, divided
• 1/2 cup plain reduced-fat Greek-style yogurt
• 2 tablespoons fresh lemon juice
• 2 teaspoons chopped fresh oregano leaves
• 1/8 teaspoon black pepper
• 2 small garlic cloves, minced
• 1 small red onion, cut into 1/2-inch-thick slices
• 2 tablespoons extra-virgin olive oil
• Cooking spray
• 4 (6-inch) pitas, cut in half
• 2 cups arugula

Preparation

1. 1. Place eggplant slices in a colander; sprinkle with 1 tablespoon salt. Toss well. Drain 30 minutes. Rinse thoroughly; pat dry with paper towels.
2. 2. Combine remaining 1/2 teaspoon salt, yogurt, and next 4 ingredients (through garlic) in a small bowl.
3. 3. Preheat grill to medium-high heat.
4. 4. Brush eggplant and onion slices with oil. Place eggplant and onion slices on grill rack coated with cooking spray; grill 5 minutes on each side or until vegetables are tender and lightly browned.
5. 5. Fill each pita half with 1 1/2 tablespoons yogurt mixture, one quarter of eggplant slices, one quarter of onion slices, and 1/4 cup arugula.