Reg > wrote in message >. ..
> Steve Wertz wrote:
>
> > I can make pretty good oil/herb/vinegrette dressings, but what
> > would I add to make a creamy version? I'd like them to last a
> > week or much more. I've certainly made egg-based dressings before
> > (like Caesar) but I don't trust them for more than a few days.

make up your weeks supply then when needed add some thick set natural
yoghurt to the portion you are going to use.