Do you use gluten free flours for your Gluten Free Flour Types ( Living Gluten Free: How to Manage the Break Up, Part piece and infographics, great resource if you're just getting up to speed on the issue)
Cup for cup, make your own Gluten Free Flour Mix! 1 C each of white rice flour, coconut flour, oat flour, and tapioca flour/starch C cornstarch tsp xantham gum. Mix well and store in airtight container. Use cup for cup in any recipe that calls for flour.