Pepper sauce is a type of hot or spicy condiment made from chili peppers, vinegar and other ingredients. It can be used as a seasoning to add heat and flavor to various dishes such as meat, seafood, vegetables, and even drinks like cocktails. The level of spiciness in pepper sauce varies from mild to extremely hot depending on the type of chili peppers used and how much heat is extracted during preparation. Some popular varieties include Tabasco, Sriracha, and hot sauce.