As `` chef de cuisine '' of the celebrated restaurant Voisin on the rue Saint Honoré , Choron is best known for his invention of Choron sauce , a sauce béarnaise enriched with tomato concentrate before reduction .
As `` chef de cuisine '' of the celebrated restaurant Voisin on the rue Saint Honoré , Choron is best known for his invention of Choron sauce , a béarnaise sauce enriched with tomato concentrate .