1/2 c  Butter or margarine
1/4 c  Vegetable shortening
3/4 c  Sugar
1 lg Egg
2 ts Vanilla
2 1/4 c  Sifted all purpose flour
1/4 ts Baking powder
1/4 ts Salt.

With electric mixer at high speed, cream butter, shortening til soft.
Add sugar gradually, continuing to cream about 5 minutes til light
and fluffy. Add egg, vanilla; beat well. Sift flour, baking powder,
salt together; add in 3 additions by hand or with electric mixer, mix
well after each addition, dough will be stiff. Shape dough into 2
rolls, wrap in plastic film, foil or waxed paper, refrigerate at
least 1 hr. Then dough is ready to put into cookie gun. Bake 7-8
minutes at 375 degrees or til just starting to turn light golden
around edges, dont overbake!