Sugar Cookies

1 cup butter- room temp
1 1/4 cup sugar
1 egg
2 Tbsp. milk
1 tsp. baking powder
1/2 tsp. salt
1/2 tsp. baking soda
1 tsp. vanilla
3 cups flour

Cream butter and sugar until well blended. Add milk, egg, baking powder, soda, salt and vanilla. Gradually add flour, mix well. Chill for at least 3 hours. Roll out on floured surface until about 1/4 inch thick, cut out desired shape. Bake at 400 for 5-7 minutes. Cool and frost.