1. Preheat oven to 425°.
2. Place 1/4 cup cilantro, tahini, and next 8 ingredients (through jalapeño) in a food processor; process until smooth. Spoon into a bowl; sprinkle with remaining 1/4 cup cilantro.
3. Cut each pita into 8 wedges. Arrange on a baking sheet. Bake at 425° for 6 minutes, turning once.