Chicken Roll is basically chicken breast but it comes in the same shape as bologna; in other words, a log (or "roll") at the deli, resulting in cirular pieces when sliced. Althought chicken breast is easy enough to find at most all delis I haven't been able to find it available in this form.
How it's made and sold: Spanish chorizo is a dried and cured sausage in a casing. It can be usually found with other ready-to-eat cured meat products like salami. These chorizos can be smoked or unsmoked, and may be sweet or spicy. You'll usually find Spanish chorizos with the other cured and smoked sausages like salami.
Pepperoni (also known as pepperoni sausage ) is an American variety of salami, made from cured pork and beef mixed together and seasoned with paprika or other chili pepper. Pepperoni is characteristically soft, slightly smoky, and bright red in color.
Hence our Guide to Cured Italian Meats: Salami, Salame, or Salumi. Nonno produced wonderful cacciatore, capocollo, salt pork, and soppressata. The cured meats represented the ideal combination of salt, red pepper, herbs, wine, and intoxicating flavor and I often filled up on the meat and homemade bread and had no use for lunch.