1. Drain, rinse, and peel chickpeas.
2. Blend chickpeas, water, and lemon juice in blender. Add tahini and garlic and blend until smooth.
3. Scrape the mixture into a bowl. Store in fridge for at least and hour.
4. Just before serving, stir in the olive oil and garnish with some chopped fresh parsley, Kosher salt, and cracked black pepper.