Place one avocado, the chickpeas, tahini, garlic, lemon juice and one tablespoon of cold water and seasoning in a food processor. Blend until smooth.
Warm the tortilla wraps according to the pack instructions. Spoon some avocado hummus onto each one, then cut the remaining avocado into slices and divide among them.
Sprinkle with the crumbled feta and dukkah. Serve with the rocket and lemon wedges.