a fork before you measure it in a cup.
in the bowl of a stand mixer fitted with the paddle attachment, blend the butter and vanilla for 1 minute. add the sifted dry ingredients to the butter mixture and blend until everything is combined.
wrap dough in plastic wrap and form into a disc. let dough chill in the refrigerator for 10 minutes.
press chilled dough into the bottom of a 9"- or 10"-pan with a removable bottom (a tart or spring-form pan). spray a piece of foil large enough to cover the crust with cooking spray. place over the crust, sprayed side down, and fill with pie weights or dried beans to 