Sugar Cookies

• 
  1 cup butter
• 1 tsp. vanilla
• 1 1/2 cup sugar
• 3 eggs
• 4 cups flour
• 1 tsp. baking soda
• 2 tsp. cream of tartar
• 1/2 tsp. salt

Cream butter and vanilla. Add sugar gradually creaming, till light and fluffy. Add eggs, 1 at a time, beating after each. Sift dry ingredients together. Add gradually to creamed mixture. Chill thoroughly (3-4 hours). Foll on well floured surface to 1/8-1/4 inch. Bake on ungreased sheets in 350 degree F oven 6-8 minutes. Cool slightly on sheet; finish cooling on rack. Makes about 8 dozen cookies.