Originally Posted by
corky
bread dough? I would have guessed puff pastry.
current issue of Food & Wine? I don't remember seeing it.
How many sticks of butter?

No, it’s an old recipe and called Breton Butter Cake. It looks like puff pastry because it’s repeatedly rolled and folded - 14 layers, I think. “Only” about 6 ounces of butter, which is a solid layer and sealed in, as opposed to being mixed in.