I’m not gonna lie to you. Buying rice flour from the store is super easy. But the truth is – homemade rice flour gives you a better finished product than the best packaged rice flour ever. With this super easy tutorial, you can now learn how to make rice flour at home too 🙂 How to make Rice Flour at home – tutorial Start off by soaking rice in water for 30-60 minutes. Then drain the water and spread out the rice on a clean kitchen cloth. Let that almost dry (for about 10 minutes).