Hot cross buns should be made using strong bread flour.
Cornflour would not work as the main ingredient.
The cross is usually plain flour made into a paste with water, cornflour could be substituted to make the cross.
It helps retain some moisture
use "I can't believe its not cornflour"
Cornmeal is used in making cornbread. A similar product is called "cornflour" in Britain.
A little cornflour will do the trick.
I personally would use normal cornflour instead because wheaten cornflour is really hard to find but you may wish to use something else.
diabetic people can use cornflour and custurd powder?
NO
to thicken food use cornflour or cornstarch
There is a similar thing called Arrowroot and the finished product remains clear and doesn't turn an opaque colour. Good for making puddings.
I'd use regular flour.
The only alternative to cornflour I know is to mix equal parts of softened butter and plain flour to form a paste and use the paste instead of cornflour.
To convert 225 grams of cornflour to cups, you can use the approximate conversion that 1 cup of cornflour weighs about 120 grams. Therefore, 225 grams is roughly 1.88 cups, which you can round to about 1 and 3/4 cups for practical use.