Falafel Fattoush from Real Food Really Fast

Name: Falafel Fattoush from Real Food, Really Fast
Ingredients: 4 2-ounce pita breads; 1 pint cherry tomatoes halved if large; 1 cup sliced Persian cucumber or diced English cucumber; 1 15- ounce can chickpeas rinsed and drained; 2 scallions thinly sliced; 1 cup fresh parsley leaves; 1 clove garlic finely minced; 1/4-1/2 teaspoon crushed red pepper flakes; 2 teaspoons ground cumin; 2 teaspoons ground coriander; 1/2-1 teaspoon salt; 1/8 teaspoon ground black pepper; 1 tablespoon lemon juice; 2 tablespoons olive oil; 2 tablespoons sesame seeds toasted