I also like Pegasus and Santorini, altho as mentioned,
Santorini is more of a seafood-heavy choice.
But they do have the classics, psistichio, moussaka, etc.
Santorini is also are where my half-Greek friends likes to go when they are in Chicago BTW.
"If you reject the food, ignore the customs, fear the religion and avoid the people, you might better stay home."
~James Michener