Zesty Moroccan Grilled Beef and Eggplant

Ingredients

• 1 beef Flank Steak (1-1/2 to 2 pounds)
• 1 medium eggplant, cut into 1-inch pieces
• 6 whole wheat pita breads, warmed
• 1-1/2 cups fresh cilantro leaves
• 1-1/2 cups fresh parsley leaves
• 6 cloves garlic, coarsely chopped
• 1 tablespoon ground cumin
• 1 tablespoon paprika
• 1/3 cup fresh lemon juice
• 1/3 cup olive oil
• Grape tomatoes, chopped cucumber, chopped red onion, plain yogurt (optional)