Family Tested & Approved
Mix flour, soda, and salt
Mix sugar, butter, egg, and vanilla. Beat, then add sour cream
Gradually mix dry ingredients into wet ingredients
Roll dough out to 1/3 inch and cut into shapes
Bake 7 minutes at 400 degrees on ungreased cookie sheet on 2nd rack from the top of the oven
Frost with 2 pounds powdered sugar, 2 sticks salted butter, 1/2 cup milk, and 2 tsp. vanilla. Beat 2 minutes.