* καλό φαγητό (kaló fagitó): This is the most literal translation, meaning "good food." It's safe and widely understood.
* ωραίο φαγητό (oraío fagitó): This translates to "beautiful food," implying visually appealing as well as tasty.
* νόστιμο φαγητό (nóstimo fagitó): This means "delicious food" or "tasty food," emphasizing the flavor. This is probably the closest to the meaning of "good food" in the sense of taste.
* με ωραία γεύση (me oraía geýsi): This translates to "with good taste," and is a more descriptive phrase than just saying "good food."
For most situations, νόστιμο φαγητό (nóstimo fagitó) or καλό φαγητό (kaló fagitó) will be perfectly acceptable and understood.