plainvanilla

Plain vanilla is a phrase used to describe something in its simplest, standard form—without optional features, exotic variants, or customization. It denotes the baseline version against which enhanced or specialized versions are compared.

In cooking and flavoring, plain vanilla commonly refers to vanilla as a straightforward flavor. It can denote vanilla extract or beans used without additional ingredients, and a dessert that centers on vanilla without mix-ins or swirls.

In finance, a plain-vanilla option is a standard option contract with a fixed strike price and expiration, delivering basic payoff structures without exotic features such as barriers, baskets, or path dependence. The term contrasts with more complex or "exotic" options that include additional conditions or features.

In software and technology, plain-vanilla installations or configurations refer to default settings with no extensions, plugins, or customization. It indicates the baseline behavior of a program, system, or protocol.

Usage of the term is common across disciplines to emphasize simplicity, lack of modification, or absence of specialized enhancements. It is often used in contrast to customized, premium, or feature-rich variants, implying ease of use, predictability, or standardization.