1
Preheat oven to 350 degrees F.
2
Sift flour into large mixing bowl.
3
Resift with salt, soda, baking powder and cinnamon.
4
In a separate bowl, cream the butter or margarine with sugar until fluffy.
5
Add eggs one at a time and mix well.
6
Add butter mixture to dry ingredients, alternately with sour cream, mixing until smooth after each addition.
7
Add vanilla.
8
Wrap dough in waxed paper and chill until firm enough to roll, about 2 hours.
9
Roll dough on floured surface to about 1/4 inch thick.
10
Cut with large cookie cutter; place on ungreased cookie sheet.
11
Sprinkle with sugar and bake for 10 to 12 minutes or until lightly browned.