One of the most traditional products of Greece is considered to be the jam-like “Spoon sweets”. This way the housewives, were preserving fruits and nuts left-overs from harvests, by keeping them for long time into the syrup. Since Poros is known for its citrus, spoon sweets made with bitter orange and mainly lemon, are local products of the island.
Image source: https://mostly-greek.com/2019/04/04/greek-candied-lemon-spoon-sweet/