Определение и Значение "bread and butter plate"

What is a "bread and butter plate"?

A bread and butter plate is a small-sized plate, usually accompanying a larger dinnerware set, specifically intended for serving individual portions of bread or rolls, along with a pat of butter or other spreads. It is typically smaller than a standard dinner plate and may feature a simple design or pattern to complement the rest of the dinnerware. Bread and butter plates are often used during formal dining occasions, such as dinners or special events, where bread is served as a side dish or appetizer.