What started as a spoof website has become reality with the opening of the world's first "Crisp Sandwich" cafe. The crisp sandwich is a delicacy in Northern Ireland and revered by local connoisseurs. -- What started as a spoof website has become reality with the opening of "Simply Crispy", the world's first crisp-sandwich cafe. The crisp sandwich is a delicacy in Northern Ireland and revered by local connoisseurs. [Photo/IC]