In large bowl, stir flour, baking powder, salt, and sugar together
Add butter, vanilla, and egg
Mix thoroughly until well blended
Shape into 4 balls and chill 2 hours
Roll dough on lightly floured surface to ¾ in thickness
Cut using desired cookie cutters
Place on lightly greased cookie sheet
Sprinkle with granulated sugar or sugar crystals as desired
Bake 8-10 minutes or until edges are slightly golden brown in oven that is 375 degrees
Transfer to wire cooling rack to cool