What is a characteristic ingredient of the Spicy East Coast Italian sub?

The Spicy East Coast Italian sub is known for its bold flavors, and one of the defining characteristics of this sandwich is the inclusion of EZ hot peppers. These pepper varieties add a distinct kick and enhance the overall taste profile of the sub, making it spicy and flavorful, which aligns perfectly with the sandwich's name. The EZ hot peppers complement the combination of other ingredients typically found in the Spicy East Coast Italian sub, such as salami and capicola, by providing a zesty crunch that elevates the eating experience. This focus on spice sets it apart from more mild sub options and is a key reason why it is a popular choice among fans of Jimmy John's sandwiches.