Hi Donna! Cornflour would be an okay substitute for potato starch but wouldn't quite make the finished product as soft as potato flour would. This would be a 1:1 substitute. If you'd like to read more about potato starch/flour, you can do so here on our blog post.
February 15, 2023 at 7:53pm
In reply to Hi there I live in Australia… by Donna (not verified)
Hi Donna! Cornflour would be an okay substitute for potato starch but wouldn't quite make the finished product as soft as potato flour would. This would be a 1:1 substitute. If you'd like to read more about potato starch/flour, you can do so here on our blog post.