Miller Maltin in Iowa is producing some awesome Rice Malt, Millet and Buckwheat Malt in their DEDICATED GF facility.
check out what they have on gfbsupply.com
I have started posting my Interviews with GF Professional Brewers and will start doing Tutorials soon. Some content will be on my podcast channel.
https://youtube.com/channel/UCpL5tHGnEHKl4gCqA2EIsPw