This sauce is very simple with only garlic, salt, lemon juice, and water. It is called Toum, a traditional Lebanese sauce that presents similar to a strong garlic mayonnaise.
I had a friend who loved all things Greece. She had this dish first on a Mediterranean shore and is dish she cooked fairly often.
It is time for another go at Baba Ganoush with Chinese Eggplant. Once again, the serving size is one, but since I am one, it will likely work out.