It was actually the beautiful crackly appearance of Choux Craquelin that tempted me to try it. But it's the amazing crunchy texture that has me making it again and again! Craquelin is a simple cookie-like dough made with just butter, sugar and flour. It is rolled very thin, cut into circles and placed on top of the choux buns (profiteroles) before baking. In the oven the craquelin bakes into the most delicious, crispy topping that totally transforms the choux buns. A really quick, easy step that is well worth the effort. The mousseline filling is essentially a crème pâtissière enriched with butter...