Tzatziki is a Greek dip that consists of yogurt, garlic, cucumbers, olive oil and other mixes, depending on the area in Greece where the Tzatziki is made.
Greeks usually eat TZATZIKI with bread, they are used in the famous pita-wrapped souvlaki and of course in gyros. Almost all Greeks love "Tzatziki" as an appetizer. The most popular appetizer you will encounter in Greece are Tzatziki dipped in traditional light Greek bread.
Tzatziki is a national dish thanks to traditional Greek yogurt. Again, the Greek nature of processing everything that grows around the house is manifested here. The most common vegetable in Greece are cucumbers, so it was logical that a dish that combines Greek gold (yogurt) with the Greek harvest entered Greece.