*Preheat oven to 350F*
Step 1 - Sift Flour, baking powder, and salt
Step 2- Beat cold butter with a standing mixer then slowly add sugar.
Step 3 - Now add the eggs one at a time.
Step 4- Add Vanilla, should have a almost shortbread like consistency.
Step 5- Form the dough into a disc or ball and then refrigerate for at least an hour.
Step 6 - Roll out the dough in portions (probably about 4 portions). Roll-out should be about 1/4 inch thick.
Step 7 - Cut cookies using the large cookie cutter first.
Step 8 - Then using the smaller cookie cutter, use that to press into half of your already large cookies. You are making the outline piece here, the other half of the cookies form the base of the cookie sandwich.
Step 8 - Place on parchment paper and then on a baking sheet.
Step 9 - Bake in oven for 9 minutes or just so bottoms are a little bit brown.
Step 10 -Allow the cookies to cool.
Step 11 - Spread filling across uncut large piece, then lay large cut piece over top of the uncut piece and enjoy!