A friend of the workers, Moneer Simrin, told NBC 4 New York the man initially confronted a woman who was working at the counter. According to CBS News New York, the man claimed the sandwich made him ill because he was allergic to eggplant.

The unhinged knife-wielding man confronted the shop owners Thursday morning about the years-old sandwich order, claiming he was served an eggplant sandwich despite asking for an egg sandwich.

A New Jersey man with a long memory and a short temper was so upset with a sandwich order he received one time that he came back to the deli and allegedly attacked the owners — four years after the supposed mistake.