Mexican/Southwestern US Mild Chilli Sauce

An excellent chilli sauce may be made from the individual ground chilli peppers. Since they are not easily available in the UK, I’m giving a sauce that may be prepared using mild chilli powder. I give it with a certain amount of trepidation, since on its own it is much like the orange-coloured sauces you find blanketing nearly everything in sight in the less good Mexican and Southwestern American restaurants. However, with the nuances of the individual chillies unavailable, this makes a goo