A guide to thickeners: cornstarch, tapioca, arrowroot, potato starch and flour 9 minutes read Food & Cooking A guide to thickeners: cornstarch, tapioca, arrowroot, potato starch and flour Mitchell R. Lajoie February 23, 2021 0 As Harold McGee explains in “On Food and Cooking,” starches are made of long chains of glucose... Read More Read more about A guide to thickeners: cornstarch, tapioca, arrowroot, potato starch and flour