3/4 cup (1 1/2 sticks/6 oz./170g) butter, softened
1/4 cup granulated sugar
1/4 cup packed light brown sugar
1 egg yolk
1 3/4 cups all-purpose flour
3/4 teaspoon baking powder
1/8 teaspoon salt
Combine butter, granulated sugar, brown sugar and egg yolk in medium bowl. Add flour, baking powder and salt; mix well. Cover; refrigerate until firm, about 4 hours or overnight.
Preheat oven to 350°F/180°C.
Roll dough on floured surface to 1/4-inch thickness. Cut into desired shapes with cookie cutters. Place on ungreased cookie sheets.
Bake 8 to 10 minutes or until edges begin to brown. Remove to wire racks; cool completely.
Makes 2 dozen cookies.
Date: September 30, 2002