bearnaise
UK[bɛːˈneɪz]US[bɛrˈneɪz]
n
A rich, creamy sauce made with egg yolks, butter, white wine, vinegar, shallots, and tarragon, typically served with grilled meat or fish.
Etymology
The word 'béarnaise' is a direct borrowing from French, where it functions as the feminine adjectival form relating to the historic province of Béarn. The sauce is named for its association with this region, though its precise culinary inventor is debated. The name follows a common pattern in French gastronomy where dishes are given geographic epithets to signify a style or place of origin, such as 'lyonnaise' (from Lyon) or 'provençale' (from Provence). Thus, the term's logic is purely geographic, moving from a literal descriptor of something from Béarn to a specific, internationally recognized culinary term for a classic French sauce.
Analysis
This word is a toponymic loanword from French. It is not productively segmented using English morphemes. The French word 'béarnaise' is the feminine form of the adjective meaning 'of Béarn', a region in southwestern France.
Examples
The chef prepared a filet mignon with a classic béarnaise sauce.
The key to a perfect béarnaise is slowly whisking in the melted butter.
Hollandaise and béarnaise are both emulsions, but béarnaise includes tarragon and shallots.