Directions
1) heat oven to 400 degrees
2)Mix thoroughly butter, shortening, 1 1/2 cups sugar and eggs
3)Blend in flour, tartar, baking soda and salt
4) Shape dough into balls by rounded Tbsp.
5) Mix remaining sugar and cinnamon together, roll balls into mixture.
6) Place 3" apart on ungreased baking sheet.
7) Bake 8 to 10 minutes or until set
8) Immediatly remove from baking sheet
9) Enjoy!