The pretzel shape is used for a variety of sweet pastries made of different types of dough (flaky, brittle, soft, crispy) with a variety of toppings (icing, nuts, seeds, cinnamon). Around Christmas they can be made of soft gingerbread ( Lebkuchen ) with chocolate coating.he pretzel shape is used for a variety of sweet pastries made of different types of dough (flaky, brittle, soft, crispy) with a variety of toppings (icing, nuts, seeds, cinnamon). Around Christmas they can be made of soft gingerbread ( Lebkuchen ) with chocolate coating.