In medium bowl, whisk together sorghum flour, oat flour, ground flax, salt, baking powder, ground cinnamon, ground nutmeg, and ground cloves. In bowl of stand mixer fitted with paddle attachment, combine butter and sugars. Cream on medium speed until thick paste forms, about 2 minutes. Stop mixer and scrape down sides and bottom of bowl. Add egg and vanilla. Turn mixer on to medium speed and blend until light and fluffy, about 1 minute. Stop mixer. Scrape down bottom and side of mixer. Mix for 1 additional minute. Stop mixer. Add whisked dry ingredients and oats. Mix until thick dough forms, about 1 minute. Turn off mixer. Add chocolate chips. Turn mixer on to low. Mix until combined, about 30 seconds.