2 tablespoons fresh lemon juice
1 teaspoon curry powder
2 teaspoons extravirgin olive oil
3/4 teaspoon salt
1/2 teaspoon ground cumin
3 garlic cloves, minced
1 pound skinless, boneless chicken breast, cut into 16 (3-inch) strips
1/2 cup plain 2% reduced-fat Greek yogurt (such as Fage)
2 tablespoons tahini
2 teaspoons fresh lemon juice
1/4 teaspoon salt
1 garlic clove, minced
Remaining ingredients:
Cooking spray
4 (6-inch) pitas
1 cup chopped romaine lettuce
8 (1/4-inch-thick) tomato slices