Real Scottish Shortbread - cooking recipe

Ingredients

1/2 cup cornstarch
1/2 cup icing sugar
1 cup flour
3/4 cup butter, softened

Preparation

Sift cornstarch, sugar and flour together.
Blend in butter until combined and then use hands to knead into a soft dough.
Shape dough into a ball, cover with plastic wrap and refrigerate for 30 minutes.
Place dough in the bottom of a greased 9x9-inch pan and bake at 300\u00b0F for 15-20 minutes or until lightly browned.
Cool completely in pan and cut into squares.
Store in an airtight container.