Genuine Jamaican Water Crackers Excelsior Water Crackers were first produced at No. 2 Church St., Kingston in 1911, using wood-burning brick ovens, which gave them their special taste and "toughness". Today, Excelsior Water Crackers continue to be uniquely Jamaican and form a favourite part of the Jamaican diet. Enjoy them with cheese, Solomon Gundy, steamed fish, as a breakfast cereal or by themselves as a healthy snack!Jamaicas favourite!Pack size: 220G