Chocolate Nut Bars (Brownies)

Mix together in large bowl.
2 2/3 cups flour
1 cup cocoa
1/2 tsp. salt

 Blend with mixer and add dry ingredients.
4 eggs
3 1/2 cups sugar
1 1/3 cups melted shortening
1 cup evaporated milk
4 tsp. vanilla

Add 1 cup nuts of choice. Bake in greased jelly roll pan or 10x13 at 375 for 15 to 20 min. Do not overbake.