with the exception of the 1876 recipe by Urbain Dubois, where it is served with Bavarian cream. According to Alan Davidson in the Oxford Companion to Food, the invention of the form (but not of the pastry itself) is usually attributed to Szeged, Hungary, where a caramel-coated is called . Composition Traditionally, a is made up of three layers of puff pastry and two layers of . The top layer is coated with a sprinkling of powdered sugar. In later variations, the top is glazed with icing, in alternating white (icing) and brown (chocolate) strips, and then combed. Today, there are also savory , with cheese and spinach or other savory fillings. It is often layered with fruits, most commonly strawberry and raspberry. Variations According to La Varenne, it was earlier called ("cake of a thousand sheets"), referring to the many layers of pastry. Using traditional puff pastry, made with six folds of three layers, it has 729 layers; with some modern recipes it may have as many as 2,048. In France, the pastry called Napoleon is made with two joined layers of filled with frangipane. Argentina Rogel, A popular cake that is the Argentine variant of the French pastry mille-feuille It consists of various layers of puff pastry alternating with layers of dulce de leche and a top glazed with meringue. Rogel is considered a classic, and a wedding cake favourite. Australia/New Zealand In Australia, a variant of the is the custard slice, also known as the vanilla slice. It is made using a gelatin-set , and in many cases, passionfruit icing. "French Vanilla slice" refers to a similar product without fondant icing. In New Zealand, it is variously known as a 'custard slice', a 'custard square', a 'vanilla slice', or, with passion-fruit icing, a 'passion-fruit slice'. Balkan countries A similar local variety is called in Serbia and Bosnia and Herzegovina, or in Slovenia and Croatia, and in Slovakia. Belgium and the Netherlands In Belgium and the Netherlands, the or is the equivalent pastry. Several variations exist in Belgium, but in the Netherlands it has achieved an almost iconic status, with very little variation seen in form, size, ingredients and colour (always two layers of pastry, nearly always pink glazing, but orange around national festivities). The cartoon character Tom Puss by Marten Toonder is named after the . Canada In Canada, is often named , or 'Napoleon slice' in