Toffee Crunch Shortbread (

Instructions : Preheat oven to 325F (160C). Using electric mixer, beat butter with sugar until light and fluffy. Beat in vanilla. Using wooden spoon, gradually stir in flour, about 1/2 cup at a time, then stir in remaining ingredients. Using small amouts of dough at a time, knead dough together into clumps. Press clumps onto bottom of parchment paper-filled 17" x 11" (45 x 29 cm) jelly roll pan. Bake in centre of oven for 30 to 35 minutes or until lightly golden and firm to the touch. Transfer to rack to cool for 3 minutes. Either score into triangles or squares or let cook completely and break into irregular sized shards. Makes about 5 dozen pieces. ©