Danish Holiday Butter Cookies
["1 c. butter", "1 1/2 c. powdered sugar", "1 egg", "1 tsp. vanilla", "2 1/2 c. all-purpose flour", "1 tsp. baking soda", "1 tsp. cream of tartar", "1/4 tsp. salt"]
["Cream butter.", "Add sugar gradually and continue beating until fluffy.", "Beat in egg and vanilla.", "Sift together dry ingredients. Gradually add to creamed mixture and mix until thoroughly blended. Shape dough into 2 balls and chill overnight.", "Roll and cut into desired shapes.", "Bake in a 400\u00b0 oven until lightly browned on greased cookie sheet."]
["butter", "powdered sugar", "egg", "vanilla", "flour", "baking soda", "cream of tartar", "salt"]