Cut the cookie into 10 to 12 wedges, or go rogue and cut it into other shapes. Sprinkle the top lightly with fleur de sel. Let the cookie cool to room temperature, then dot the surface with caramel sparingly or generously if you’d like, you can drizzle the caramel. Transfer the baking sheet to a rack and immediately - and carefully - open and lift off the springform.
Store leftovers in an airtight container for up to a week. I don't miss portioning out dough or shuffling pans in and out of the oven. This oversized cookie cake recipe is so easy and quick that I just might make it instead of traditional cookies from now on. Pour water mixture into sugar mixture and beat on medium speed until stiff peaks form in the icing, 4 to 5 minutes. Mix water, corn syrup, and clear vanilla extract together in a separate bowl.Combine confectioners' sugar and meringue powder in the bowl of a stand mixer using the paddle attachment.Wipe down all equipment for making the icing with vinegar, including spatulas, measuring cups, and bowls.Cool cookies on the baking sheet for 1 minute transfer to a wire rack to cool completely. Bake in the preheated oven until cookies are just barely beginning to turn golden brown, 8 to 10 minutes.Place baking sheet with cookies on it in the freezer or refrigerator for 3 to 5 minutes.Cut dough with round cookie cutters and transfer to the prepared baking sheet. Roll out dough to about 1/3-inch thickness. Place dough on a lightly floured work surface top with a piece of parchment paper. Remove 1 disc of dough from the refrigerator.Preheat oven to 350 degrees F (175 degrees C).Wrap each dough disc in plastic wrap and refrigerate for 2 hours. Knead dough a few times using your hands and form into 2 discs.
Turn dough onto a piece of parchment paper.Slowly add flour mixture and blend until dough begins to pull away from the sides of the bowl. Add egg and vanilla extract beat 1 minute more. Beat butter and white sugar together in the bowl of a stand mixer using the paddle attachment until light and fluffy, about 3 minutes.Stir flour and baking powder together in a bowl.