4 3/4 C flour
2 1/2 t salt
2 1/2 t baking soda
2/3 C sugar
1 1/2 C firmly packed brown sugar
3/4 C shortening
1 C very soft butter
3 large eggs
4 t vanilla
2 – 12oz packages semisweet choc chips
1 C chopped walnuts

Preheat oven to 350 deg F
Mix together flour, salt , soda. Set aside
In a large bowl cream sugars, shortening and butter
Add eggs, vanilla and mix well
Stir in flour mixture
Add choc chips and nuts
Drop 1 1/2″ balls on a slightly greased airbake cookie     sheet, or ungreased parchment paper on airbake sheet
Bake 12 -14 min
Cool on rack