Having made this so many times with so many combinations, I can now say with confidence what Laurent told me when he first described the dish, “You’ll love it.”
Stack cakes aren’t traditional layer cakes—they look more like a stack of pancakes piled up with a sweet filling between the layers.
The problem with pumpkin pie is pumpkin. Most pumpkins teeter toward tasteless. Instead, roast butternut squash and you get lush sweetness and kicks of caramel.
Before serving decorate with whipped cream and sprinkle with pecans.
Break it into pieces or cut into shapes with a serrated knife.
Here is a rustic European hybrid of tarts and pies reminiscent of the galettes found all over France. Its charm lies in its imperfections.