On Mon, 4 Dec 2017 17:07:41 -0700, graham > wrote:

>I made these today from a BBC recipe. It uses custard powder in the mix,
>which should be available in most supermarkets - Bird's Custard Powder
>is widely available in Calgary.

"Cornflour, Salt, Colour (Annatto), Flavoring."

"Flavoring", the special ingredient.