Molten chocolate cakes were all the rage in the 1980s thanks to chef Jean-Georges Vongerichten, who is thought to have created the decadent dessert. Some bakers use complicated methods to achieve the soufflé-like cake, but mimicking the silky interior in a madeleine is simple: before baking, place 6 or 7 chocolate chips into the batter in each mold. The chips fall into the middle and remain soft an