- `; s$ }4 U$ S7 R: ?0 A" w* stvb now,tvbnow,bttvbWhisk the yolks with mustard and vinegar and gradually incorporate the oil small amount at a time.5.39.217.77:88980 U0 C7 i9 v* c8 j" j0 `- ?
Season to taste.5.39.217.77:88985 w: Q+ m3 _* w! s0 u
The sauce can be finished with a bit of boiling water to stabilise it more.; ?' T4 i3 h% Y4 `
The oil used will provide the underlying flavour - traditionally olive oil is used.