According to Official Guinness Records,
The longest pasteli was a pistachio variety which measured 40 m (131 ft 2.80 in) in length and 20 cm (7 in) in width, which was created by a team of chefs in an event organised by the Third Aegina Fistiki Festival (Greece), in Aegina, Greece, on 18 September 2011.
For a complete list of 2011 records, please visit 2011 Guinness Records in Greece.