I used a very fine almond flour for these and couldn't believe how much they melted in your mouth for something that's grain - free. (thewannabechef.net)
I used a very fine almond flour and coconut flour along with flax meal and in terms of how the batter turned out.. (elanaspantry.com)
I use extra fine almond flour which makes the dough lighter and easier to spread. (withsaltandwit.com)