Where does “sauce blanche” come from?

sauce blanche (French) comes from French sauce, from Old French sause, from Vulgar Latin salsa, from Latin salsus, from Latin sāl, from Proto-Italic sāls, from Proto-Indo-European *sḗh₂l — salt.

sauce blanche (French): white sauce; béchamel; Synonym of sauce béchamel

Definitions

  1. white sauce; béchamel; Synonym of sauce béchamel

Ancestry of “sauce blanche”, step by step

sauce blanche traces back through two separate lines of ancestry.

via French sauce

StepLanguageWordMeaning
1Frenchsaucesauce
2Old Frenchsausesauce (condiment)
3Vulgar Latinsalsanominative feminine singular of salsus;...
4Latinsalsussalty, briny; salted; witty
5Latinsālsalt
6Proto-Italicsālssalt
7Proto-Indo-European*sḗh₂lsalt

via French Blanche

StepLanguageWordMeaning
1FrenchBlanchefemale equivalent of Blanc
Every word from Proto-Indo-European *sḗh₂lEvery word from Proto-Italic sālsEvery word from Latin sāl