2/3 c. shortening
2/3 c. butter, soft
3/4 c. granulated sugar
3/4 c. brown sugar, packed
3 eggs
2 tsp. vanilla extract
4 c. flour
1 tsp. baking soda
1 tsp. salt
12 oz. pkg. semi-sweet chocolate bits
1 c. chopped nuts, if desired

Heat oven to 350 degrees. Mix thoroughly shortening, butter, sugars, eggs and vanilla. Stir in remaining ingredients. Drop by rounded tablespoons 2 inches apart onto ungreased cookie sheet. Bake 8-10 minutes or until light brown. Cool slightly before removing from sheet.