Preheat oven to 350 degrees.
Grease a 9 x 13-inch baking pan.
In a large bowl, cream together shortening and brown sugar. Stir in coffee. In a separate bowl, sift together flour, baking powder, soda, salt and cinnamon. Stir into sugar mixture. Blend in raisins and nuts.
Spread into prepared pan. Bake in a 350-degree oven for 20 minutes. Cut into bars.
Blend together powdered sugar and salt. Mix in vanilla and milk. Spread frosting over cooled bars.
SERVINGS: 12 - 15