Preheat oven to 250 F.
Place everything in dough mixer and mix on the dough cycle.
When dough is formed, roll to 1/4 inch thickness.
Using a bone shaped cookie cutter, cut out the shapes. Transfer to a parchment lined cookie sheet.
Bake for one hour, checking to make sure they don’t get too brown.
Let cool until completely dry, preferably overnight.
Treats last up to several months at room temperature.