- In a medium bowl, mash the chickpeas with a fork or potato masher until slightly chunky. Season with salt and pepper to taste. Spread the mashed chickpeas evenly in the bottom of a serving dish or shallow bowl. 
- Layer the Greek yogurt over the chickpeas, smoothing it out to create an even layer. 
- Next, spread the hummus over the yogurt layer. 
- Evenly distribute the diced cucumbers on top of the hummus layer. 
- Follow with the diced tomatoes, spreading them out evenly. 
- Sprinkle the crumbled feta cheese over the tomatoes. 
- Add the sliced black olives on top of the feta cheese. 
- Drizzle olive oil and lemon juice over the entire dip, then garnish with chopped parsley. 
- Serve immediately with tortilla chips or pita bread, or refrigerate for up to 2 hours to allow the flavors to meld.