This may sound like a weird question, but since this isn't a «typical» bread recipe, did you use the paddle attachment or bread hook in your stand alone mixer? (simplyquinoa.com)
Knead with bread hook in your mixer or by hand for about 5 minutes. (iheartnaptime.net)
Nicole, I just got a Cuisinart stand mixer which came with a spiral bread hook, a flat mixing paddle and a whisk. (glutenfreeonashoestring.com)