Barbara Bush's Shortbread
2 c. flour
1/4 tsp. baking powder
1/4 tsp. salt
1 c. butter, softened
3/4 c. sifted powdered sugar
2 Tb. granulated sugar &/or desired colored sugar
1. Preheat oven to 350º. Combine flour, baking powder and salt; set aside. Beat butter on med. speed 30 sec. Add powdered sugar. Beat 'til mixed. Beat in flour mixture.
2. Press dough into an ungreased 8X8X2" baking pan. Prick top of dough all over with fork. Sprinkle with granulated &/or colored sugar.
3. Bake in preheated oven 25-30 min. or 'til top is lightly browned. Cool in pan on wire rack for 10 min. Invert shortbread top side up. Cut into 1" squares while warm. Cool on wire rack.
To Store: Layer between waxed paper in airtight container; cover. Store at room temp. for up to 3 days or freeze for up to 3 months.