The recipe of the Day: butter Biscuits

Ingredients…
440γρ. sifted flour
1½ tsp. baking powder, sifted
1 pinch of salt
320γρ. butter fresh
200gr. sugar
1 egg, large
1 tbsp. milk
1 orange (zest) optional
1 tsp. vanilla extract
Read the continuation of the recipe in the Cooklos.gr