Ingredients
1/2 cup butter, softened1/2 cup shortening1/2 cup sugar1/2 cup packed brown sugar1 large egg, room temperature1 teaspoon vanilla extract2 cups all-purpose flour1 teaspoon baking soda1 teaspoon cream of tartar1/2 teaspoon saltWaterAdditional white or colored sugar
Preparation
In a bowl, cream butter, shortening, sugars, egg and vanilla until light and fluffy. Sift together flour, soda, cream of tartar and salt. Add to creamed mixture; mix until blended. Shape into large marble-size balls. Dip half of ball into water, then in sugar. Place, sugared side up, on ungreased baking sheets. Bake at 400° for 6 minutes or until done. Cool.
