How to Make Cake Flour?

Get out the flour you have, sift the flour measure how much flour you will need , for every cup of flour you use take out 2 tablespoons and put them aside or back in the flour bag. You will then replace the 2 tablespoons of flour with cornstarch. Sift the flour ad cornstarch for 5 minutes, the cornstarch needs to be mixed well with the flour. The more you sift the more fluffy the cake flour will be.