| 1/2 c. butter, softened |
| 1/2 c. shortening |
| 1 1/2 c. sugar |
| 2 eggs |
| 2 3/4 c. flour |
| 2 t. cream of tartar |
| 1 t. baking soda |
| 1/4 t. salt |
| 4 T. sugar |
| 4 t. ground cinnamon |
Preheat oven to 400°. Mix thoroughly butter, shortening, 1 1/2 c. sugar and eggs. Blend in flour, cream of tartar, baking soda, and salt. Shape dough by rounded teaspoonfuls into balls. Mix sugar and cinnamon; roll balls in mixture. Place 2" apart on ungreased baking sheet. Bake 8 to 10 minutes or until set. Immediately remove from baking sheet.
Makes 6 dozen.