Step 1

In mixing bowl beat shortening and butter together with electric mixer, then add the sugars and baking soda.

Step 2

Beat in eggs and vanilla till combined.

Step 3

Beat in as much of the flour as possible. Stir in remaining flour. Add chocolate chips and nuts, if desired.

Step 4

Drop by rounded teaspoons 2 inches apart on ungreased cookie sheet.

Step 5

Bake at 375 for 8-10 minutes. Cool on wire rack.