Put all of the ingredients for the soup except for the arrowroot powder into the crockpot and cook on low for 6-8 hours or on high for 4-5 hours. About an hour before serving add in your arrowroot powder. In a large mixing bowl combine all of your dry ingredients for your biscuit dough. Fold in your coconut oil until the dough becomes crumbly. Pour your hot water over the dough and stir until the dough forms a ball. Tear the dough into 1 to 2 inch pieces and place them on top of the soup in the slow cooker. ladle some of the liquid over the dough until it is submerged. Cover the crock pot and allow it to cook on high for another 30 minutes to and hour or until the dough is cooked in the middle.