Using Rice Flour Instead of Cornstarch
Ratio
Use 2 tbsp rice flour per 1 tbsp cornstarch
Good — works well with minor differences
Recipe Adjustment Notes
A reliable gluten-free thickener for gravies and stews and a crisp coating for frying. Finishes opaque rather than glossy.
The Science Behind This Swap
Rice flour is about half starch by thickening power and contains protein, which clouds the sauce.
Measurement Variance Note
For 1 cup references, this ingredient can vary by about 6% across brands and measuring methods (120g-136g per cup). For the most reliable substitution result, measure by weight and test a half batch first.
How Rice Flour Compares for Cornstarch
Quality rating: good. A reliable gluten-free thickener for gravies and stews and a crisp coating for frying. Finishes opaque rather than glossy.