Bars: Preheat oven to 325 degrees. Combine orange juice concentrate, oats, fruit and nuts; set aside. Cream together shortening and sugar; beat in molasses and egg. Set aside. Sift together flour, salt, soda and spices. Stir into molasses mixture. Add fruit mixture. Blend well. Spread evenly into a greased 13 x 9-inch baking pan. Bake for 40 minutes. Cool on rack. Icing: Frost with icing made by beating orange juice gradually into confectioners sugar. Cut into 36 bars.