Add chickpeas to food processor and pulse until roughly chopped.
Add avocados, tahini, lemon juice, and minced garlic to the processor.
Drizzle in olive oil while processing until mixture becomes creamy.
Add cumin, salt, pepper, and cilantro. Process until well combined.
Add water 1 tablespoon at a time until desired consistency is reached.
Taste and adjust seasoning with more salt, lemon juice, or garlic as needed.
Transfer to serving bowl and drizzle with olive oil before serving.