Ingredients1 1/4 cups white sugar
1 cup butter
3 egg yolks
1 teaspoon vanilla extract
2 1/2 cups all-purpose flour
1 teaspoon baking soda
1/2 teaspoon cream of tartar
Directions 1)Preheat oven to 350 degrees F (180 degrees C).
Lightly grease 2 cookie sheets.
2)Cream together sugar and butter.
Beat in egg yolks and vanilla.
3)Add flour, baking soda, and cream of tartar.
Stir.
4)Form dough into walnut size balls and place 2 inches apart on cookie sheet.
Don't flatten.
Bake 10 to 11 minutes, until tops are cracked and just turning color.