Highland Shortbread - cooking recipe

Ingredients

3/4 lb. butter
1 c. sugar
4 c. flour
1 tsp. baking powder
2 Tbsp. cornstarch

Preparation

Cream butter and sugar.
Combine dry ingredients and add to the creamed mixture, one cup at a time.
Prick all over with a fork.
Place in a preheated 375\u00b0 oven and immediately reduce heat to 300\u00b0.
Bake for 1 hour until pale golden brown.
Cut in fingers while hot.
Cool in pan.