Hi Achille17
Yes, does seem a little on the high side.
Just use your own judgement on the amount.
I tend to build up this dish as it cooks, adding base and cream, thickening and reducing and tasting.
I did a video a while ago with less cream.
www.vimeo.com/27542257Just click the link, as vimeos don't work on herecheers Chewy