Salt and pepper shakers.
Pepper is a seasoning that usually goes alongside salt.
In cooking, pepper is usually added to a recipe in quantities referred to as "to taste." Gideon Seyetik used pepper in one of his recipes. (DS9: "Second Sight")
In 2153, Jonathan Archer exchanged several spices from the ship's galley, including black pepper, paprika, mustard seed, and cayenne pepper, in exchange for the formula necessary for synthesizing trellium-D. (ENT: "Rajiin")
Starfleet Ration packs include pepper as one their condiments. (DS9: "Waltz")
Pepper is a popular seasoning among various members of the Sisko family. However, Joseph Sisko felt that his daughter Judith never put enough cayenne pepper in jambalaya. (DS9: "Homefront")
Benjamin Sisko was fond of using peppers in his cooking. In late 2375, he spent three months growing peppers. Unfortunately, while Kasidy was preparing them as part of a meal, she accidentally burnt them. (DS9: "The Changing Face of Evil")