- Heat oven to 175C. Cut the pita rounds in half and brush the top side generously with olive oil. Sprinkle with sumac and salt. Place on a lined tray and toast in the oven for 10 to 12 minutes until golden and crisp. Remove from oven to cool slightly, then break into bite-sized pieces.
- Arrange lettuce, tomatoes, cucumber, radish, spring onions and herbs in a salad bowl.
- Combine all dressing ingredients in a jar and shake well to combine.
- Arrange pita pieces over the top of the salad to serve.