To give this Butter Pecan Pound Cake a variation that is just as heavenly all you need to do is substitute the regular cake flour with a top-notch gluten-free flour blend. Make sure the blend you select is specifically intended for baking as different gluten-free flours may have varying moisture absorption properties. This straight substitution certifies that everyone, including those, with sensitivities can savor the tastes and textures of this wonderful cake without renouncing any flavor or texture.