sweet: Kaiserschmarren (https://www.austria.info/en/things-to-do/food-and-drink/recipes/kaiserschmarren) .. you get a full meal for one instead of just desserts for four by using half of the ingredients they list

versatile: Flaedle, these are thin non-sweetened pancakes that you cut into stripes that freeze well, and go into hot broth by a handful to make Flaedle soup

savoury: Omelette