-- For the cookie dough, beat together butter and sugar for about 2 minutes — Add the eggs and egg yolks until
smooth, and then add vanilla — In a separate bowl, sift together the flour, salt, and baking
powder, and then add the dry mix slowly to the wet until well combined — Wrap dough in saran wrap and chill in the fridge for an hour (or more)-- Preheat oven to 350 degrees — Roll out dough and cut desired shapes, placing them about 1 inch apart on a cookie sheet — Bake for 8 - 10 minutes, depending on
how chewy you like your sugar cookies!