Place garlic in food processor, pulse until minced. Add the chickpeas, lemon juice, tahini, cayenne and salt to food processor, pulse. Add 1-2 tablespoons of the chickpea liquid and continue to pulse until hummus reaches desired consistency. Taste for seasoning and add more salt or cayenne pepper if desired.
Transfer to a serving bowl and drizzle olive oil on top, then sprinkle with paprika. Garnish with chopped parsley if desired.