![Waiter (Italian restaurant)](https://cdn.statically.io/img/static.wikia.nocookie.net/memoryalpha/images/7/78/Waiter_%28Italian_restaurant%29.jpg/revision/latest/scale-to-width-down/180?cb=20050702094305&path-prefix=en)
A waiter serving a pizza with mushrooms and pepperoni
Pepperoni was a type of processed meat. It was often used as a topping on pizza.
While Enterprise was in a bad shape after a 2154 confrontation with the Xindi, T'Pol got a ration pack with pepperoni pizza. As she was a vegetarian, Commander Charles Tucker III suggested she could pick off the pieces of pepperoni rather than eating them. (ENT: "The Forgotten")
In 1986, Dr. Gillian Taylor ordered two mushroom pizzas with pepperoni in a restaurant for time traveler James T. Kirk and herself. (Star Trek IV: The Voyage Home)
While suffering from the effects of a celerity-induced accelerated somatic mutation rate due to crossing the transwarp threshold in 2372, Lieutenant Tom Paris stated in sickbay that he was craving a piece of pepperoni pizza with Kavarian olives. (VOY: "Threshold")