noun
pepperoni
pep-uh-ROH-nee/ˌpepəˈrəʊni/
A spicy cured sausage commonly used as a pizza topping.
Thin pepperoni slices cover part of the pizza.

Etymology
Italian peperone names a chilli pepper. In English, the name shifted from the pepper to a beef-and-pork sausage seasoned with pepper, making the seasoning the link to the food.
In context
we're on the outskirts of Chinatown we're in the Les and I'm eating a pepperoni pizza made by a Chinese American