Looking back at it today I noticed the recipe was actually a MaryBerry recipe. The sauce is still pretty simple but I do like to add a good dollop of whole grainmustard
It's a MaryBerry recipe so you know it's going to be easy but epic. Sounds strange but this is a MaryBerry recipe, and if she tells you to boil your onion with the penne, you do it
and in fact I'm in love with the whole of MaryBerry's book Cook Now, Eat Later. Add the remainingingredients, except the basil, to the pan, season and pour over the chicken
Delia Smith and MaryBerry for baked stuff. If it is too thick, thin with a bit of chicken. Of course it is a little more solid than cream and so I added some chicken stock to slacken the sauce a bit