Gather all the ingredients.
Cake flour: To make 1 cup cake flour, put 2 Tbsp. cornstarch in an empty 1-cup measure. Then add all-purpose flour till the top. Sift the mixture 2-3 times to evenly distribute the cornstarch.
Recipe by Namiko Chen of Just One Cookbook. All images and content on this site are copyright protected. Please do not use my images without my permission. If you’d like to share this recipe on your site, please re-write the recipe in your own words and link to this post as the original source. Thank you.