Follow Preperation steps then; On floured surface, knead in remaining flour until dough is smooth and no longer sticky, 3 to 4 minutes. Roll or pat dough to 1/2-inch thickness. Cut with bone-shaped cookie cutter. Place 1 inch apart on greased cookie sheets. Bake in preheated 325 degree oven for 35 to 45 minutes or until golden brown. Cool completely.