Lemon Squares
["3/4 stick butter", "1/4 c. confectioners sugar", "1 c. plus 2 Tbsp. flour, divided use", "2 eggs", "1 c. granulated sugar", "2 Tbsp. lemon juice", "grated rind of 1/2 lemon", "additional confectioners sugar (for garnish)"]
["Preheat oven to 350\u00b0.", "Blend butter, confectioners sugar and 1 cup flour.", "Pat mixture gently into an 8-inch square pan.", "Bake 15 minutes or until golden brown."]
["butter", "confectioners sugar", "flour", "eggs", "sugar", "lemon juice", "lemon", "additional confectioners sugar"]