Directions

1. With a sharp paring knife, score each orange into quarters; remove peel. use knife to remove white pith from peel and fruit; discard. Quarter oranges and place in a blender. Add peel; cover and process until smooth (mixture should measure 3/4 cup).
2. In a mixing bowl, cream shortening and sugar. Beat in milk and 6 tablespoons orange mixture. Combine the flour, baking powder, baking soda and salt; add to creamed mixture until blended.
3. Drop by rounded teaspoonfuls 2 in. apart onto greased baking sheets. Bake at 350 degrees F for 10-13 minutes or until set and edges are lightly browned. Remove to wire racks to cool.
4. For frosting, in a mixing bowl, combine confectioners' sugar, butter and enough of the remaining orange mixture to achieve spreading consistency. Frost cookies.