NUT BARS

Reserve 1 egg yolk for top. Cream shortening and sugar together; add slowly beaten yolk and whites of two eggs and three tablespoons milk; mix well together. Sift together flour, baking powder and salt and add, mixing well. Roll half dough at a time ¼-inch thick on floured board; cut into bars 1 by 3 inches. Brush with yolk of remaining egg mixed with one tablespoon milk and sprinkle with chopped nuts. Bake in moderate oven about 15 minutes.